diff --git a/README.md b/README.md
new file mode 100644
index 0000000..4e39aa0
--- /dev/null
+++ b/README.md
@@ -0,0 +1,16 @@
+# Advent of Code 2025
+
+| Day | Part 1 | Part 2 |
+| --- | ------ | ------ |
+|   1 |    [x] |    [x] |
+|   2 |    [x] |    [x] |
+|   3 |    [x] |    [x] |
+|   4 |    [x] |    [x] |
+|   5 |    [x] |    [x] |
+|   6 |    [x] |    [x] |
+|   7 |    [x] |    [x] |
+|   8 |    [ ] |    [ ] |
+|   9 |    [x] |    [x] |
+|  10 |    [x] |    [ ] |
+|  11 |    [x] |    [x] |
+|  12 |    [ ] |    [ ] |
diff --git a/flake.nix b/flake.nix
index e668d05..6649f39 100644
--- a/flake.nix
+++ b/flake.nix
@@ -17,6 +17,7 @@
         nativeBuildInputs = with pkgs; [
           zig
           zls
+          hyperfine
         ];
 
         buildInputs = with pkgs; [];
diff --git a/src/days/day09.zig b/src/days/day09.zig
index 5b8cfab..c167255 100644
--- a/src/days/day09.zig
+++ b/src/days/day09.zig
@@ -1,7 +1,242 @@
 const std = @import("std");
 
-pub const title = "Day 09";
+pub const title = "Day 09: Movie Theater";
 
-pub fn run(_: std.mem.Allocator) !void {
+pub fn run(allocator: std.mem.Allocator) !void {
+    const input = @embedFile("./input/day09.txt");
+    //const input =
+    //    \\7,1
+    //    \\11,1
+    //    \\11,7
+    //    \\9,7
+    //    \\9,5
+    //    \\2,5
+    //    \\2,3
+    //    \\7,3
+    //    ;
+
+    var lines = std.mem.tokenizeScalar(u8, input, '\n');
+
+    var tiles: std.ArrayList(Tile) = .empty;
+    defer tiles.deinit(allocator);
+
+    std.debug.print("parsing tiles...\n", .{});
+    var index: usize = 0;
+    while (lines.next()) |line| {
+        defer index += 1;
+        var coordinates = std.mem.tokenizeScalar(u8, line, ',');
+        const x = blk: {
+            const s = coordinates.next() orelse continue;
+            break :blk try std.fmt.parseUnsigned(u64, s, 10);
+        };
+        const y = blk: {
+            const s = coordinates.next() orelse continue;
+            break :blk try std.fmt.parseUnsigned(u64, s, 10);
+        };
+        try tiles.append(allocator, .{ .index = index, .pos = .{ x, y } });
+    }
+
+    std.debug.print("calculating edges...\n", .{});
+    var edges: std.ArrayList(Edge) = .empty;
+    defer edges.deinit(allocator);
+    for (tiles.items, 0..) |tile, i| {
+        const a = tile;
+        const b = if (i == tiles.items.len - 1) tiles.items[0] else tiles.items[i + 1];
+        try edges.append(allocator, Edge.fromTiles(a, b));
+    }
+
+    std.debug.print("finding largest rectangle...\n", .{});
+    var largest_area: usize = 0;
+    var largest_rectangle: Rectangle = undefined;
+    for (tiles.items, 0..) |first_tile, i| {
+        inner: for (tiles.items[i + 1..]) |second_tile| {
+            const rectangle = first_tile.rectangle(second_tile);
+
+            std.debug.print("checking rectangle {f}...\n", .{rectangle});
+
+            const has_inside = rectangle.width() >= 3 and rectangle.height() >= 3;
+            if (has_inside) {
+                const one: @Vector(2, u64) = @splat(1);
+                const top_left = rectangle.topLeft() + one;
+                const bottom_right = rectangle.bottomRight() - one;
+                edge_loop: for (edges.items) |edge| {
+                    if (edge.direction == .horizontal) {
+                        if (edge.a.pos[1] < top_left[1] or edge.a.pos[1] > bottom_right[1]) {
+                            continue :edge_loop;
+                        }
+
+                        const start, const end = if (edge.a.pos[0] < edge.b.pos[0] + 1) .{ edge.a.pos[0], edge.b.pos[0] } else .{ edge.b.pos[0], edge.a.pos[0] + 1 };
+                        for (start..end) |ex| {
+                            const edge_tile: @Vector(2, u64) = .{ ex, edge.a.pos[1] };
+                            if (top_left[0] <= edge_tile[0] and edge_tile[0] <= bottom_right[0]) {
+                                std.debug.print("rectangle {f} hits edge {f}\n", .{rectangle, edge});
+                                continue :inner;
+                            }
+                        }
+                    } else {
+                        if (edge.a.pos[0] < top_left[0] or edge.a.pos[0] > bottom_right[0]) {
+                            continue :edge_loop;
+                        }
+
+                        const start, const end = if (edge.a.pos[1] < edge.b.pos[1] + 1) .{ edge.a.pos[1], edge.b.pos[1] } else .{ edge.b.pos[1], edge.a.pos[1] + 1 };
+                        for (start..end) |ey| {
+                            const edge_tile: @Vector(2, u64) = .{ edge.a.pos[0], ey };
+                            if (top_left[1] <= edge_tile[1] and edge_tile[1] <= bottom_right[1]) {
+                                std.debug.print("rectangle {f} hits edge {f}\n", .{rectangle, edge});
+                                continue :inner;
+                            }
+                        }
+                    }
+                }
+            }
+
+            const area = rectangle.area();
+            if (area > largest_area) {
+                largest_area = area;
+                largest_rectangle = rectangle;
+            }
+        }
+    }
+
+    std.debug.print("rectangle = {f}\n", .{largest_rectangle});
+    std.debug.print("top_left = {any}, bottom_right = {any}\n", .{largest_rectangle.topLeft(), largest_rectangle.bottomRight()});
+
+    var buffer: [64]u8 = undefined;
+    var stdout_writer = std.fs.File.stdout().writer(&buffer);
+    const stdout = &stdout_writer.interface;
+
+    try stdout.print("{d}\n", .{largest_area});
+
+    try stdout.flush();
 }
 
+const Tile = struct {
+    index: usize,
+    pos: @Vector(2, u64),
+
+    const Self = @This();
+
+    pub fn format(self: Self, w: *std.io.Writer) std.io.Writer.Error!void {
+        try w.print("{d},{d}", .{self.pos[0], self.pos[1]});
+    }
+
+    pub fn rectangle(self: Self, other_corner: Self) Rectangle {
+        return Rectangle.fromTiles(self, other_corner);
+    }
+};
+
+const Edge = struct {
+    a: Tile,
+    b: Tile,
+
+    direction: Direction,
+
+    const Self = @This();
+
+    const Direction = enum {
+        horizontal,
+        vertical,
+    };
+
+    pub fn fromTiles(a: Tile, b: Tile) Self {
+        const direction: Direction = if (a.pos[0] == b.pos[0])
+            .vertical
+        else if (a.pos[1] == b.pos[1])
+            .horizontal
+        else
+            unreachable;
+
+        return .{
+            .a = a,
+            .b = b,
+            .direction = direction,
+        };
+    }
+
+    pub fn format(self: Self, w: *std.io.Writer) std.io.Writer.Error!void {
+        try w.print("{f} - {f}", .{self.a, self.b});
+    }
+};
+
+/// 0,0    1,0
+///  a ---- c
+///  |      |
+///  |      |
+///  d ---- b
+/// 0,1    1,1
+const Rectangle = struct {
+    a: Tile,
+    b: Tile,
+
+    c: @Vector(2, u64),
+    d: @Vector(2, u64),
+
+    const Self = @This();
+
+    pub fn fromTiles(a: Tile, b: Tile) Self {
+        const cx = if (a.pos[0] <= b.pos[0]) b.pos[0] else a.pos[0];
+        const cy = if (a.pos[1] >= b.pos[1]) a.pos[1] else b.pos[1];
+        const dx = if (a.pos[0] <= b.pos[0]) a.pos[0] else b.pos[0];
+        const dy = if (a.pos[1] >= b.pos[1]) b.pos[1] else a.pos[1];
+        return .{
+            .a = a,
+            .b = b,
+            .c = .{ cx, cy },
+            .d = .{ dx, dy },
+        };
+    }
+
+    pub fn format(self: Self, w: *std.io.Writer) std.io.Writer.Error!void {
+        try w.print("{d} to {d} ({f} - {d},{d} - {f} - {d},{d})", .{self.a.index, self.b.index, self.a, self.c[0], self.c[1], self.b, self.d[0], self.d[1]});
+    }
+
+    pub fn topLeft(self: Self) @Vector(2, u64) {
+        const verts = [_]@Vector(2, u64){ self.c, self.b.pos, self.d };
+        var top_left: @Vector(2, u64) = self.a.pos;
+        for (verts) |vert| {
+            const cond = vert <= top_left;
+            if (@reduce(.And, cond)) {
+                top_left = vert;
+            }
+        }
+        return top_left;
+    }
+
+    pub fn bottomRight(self: Self) @Vector(2, u64) {
+        const verts = [_]@Vector(2, u64){ self.d, self.a.pos, self.c };
+        var bottom_right: @Vector(2, u64) = self.b.pos;
+        for (verts) |vert| {
+            const cond = vert >= bottom_right;
+            if (@reduce(.And, cond)) {
+                bottom_right = vert;
+            }
+        }
+        return bottom_right;
+    }
+
+    pub fn width(self: Self) u64 {
+        const cond = self.a.pos > self.b.pos;
+        const high = @select(u64, cond, self.a.pos, self.b.pos);
+        const low = @select(u64, !cond, self.a.pos, self.b.pos);
+        const diff = high - low;
+        return diff[0] + 1;
+    }
+
+    pub fn height(self: Self) u64 {
+        const cond = self.a.pos > self.b.pos;
+        const high = @select(u64, cond, self.a.pos, self.b.pos);
+        const low = @select(u64, !cond, self.a.pos, self.b.pos);
+        const diff = high - low;
+        return diff[1] + 1;
+    }
+
+    pub fn area(self: Self) u64 {
+        const cond = self.a.pos > self.b.pos;
+        const high = @select(u64, cond, self.a.pos, self.b.pos);
+        const low = @select(u64, !cond, self.a.pos, self.b.pos);
+        const diff = high - low;
+        const one: @Vector(2, u64) = @splat(1);
+        return @reduce(.Mul, diff + one);
+    }
+};
+
diff --git a/src/days/day11.zig b/src/days/day11.zig
index d16d9d5..5e7686a 100644
--- a/src/days/day11.zig
+++ b/src/days/day11.zig
@@ -1,7 +1,120 @@
 const std = @import("std");
 
-pub const title = "Day 11";
+pub const title = "Day 11: Reactor";
 
-pub fn run(_: std.mem.Allocator) !void {
+pub fn run(allocator: std.mem.Allocator) !void {
+    const input = @embedFile("./input/day11.txt");
+    //const input =
+    //    \\aaa: you hhh
+    //    \\you: bbb ccc
+    //    \\bbb: ddd eee
+    //    \\ccc: ddd eee fff
+    //    \\ddd: ggg
+    //    \\eee: out
+    //    \\fff: out
+    //    \\ggg: out
+    //    \\hhh: ccc fff iii
+    //    \\iii: out
+    //    ;
+    //const input =
+    //    \\svr: aaa bbb
+    //    \\aaa: fft
+    //    \\fft: ccc
+    //    \\bbb: tty
+    //    \\tty: ccc
+    //    \\ccc: ddd eee
+    //    \\ddd: hub
+    //    \\hub: fff
+    //    \\eee: dac
+    //    \\dac: fff
+    //    \\fff: ggg hhh
+    //    \\ggg: out
+    //    \\hhh: out
+    //    ;
+
+    var lines = std.mem.tokenizeScalar(u8, input, '\n');
+
+    var devices: std.StringHashMap([][]const u8) = .init(allocator);
+    defer {
+        var outputs_iter = devices.valueIterator();
+        while (outputs_iter.next()) |value| {
+            allocator.free(value.*);
+        }
+        devices.deinit();
+    }
+
+    while (lines.next()) |line| {
+        const device = line[0..3];
+        std.debug.print("device = {s}\n", .{device});
+
+        var outputs: std.ArrayList([]const u8) = .empty;
+        defer outputs.deinit(allocator);
+
+        var outputs_iter = std.mem.tokenizeScalar(u8, line[5..], ' ');
+        while (outputs_iter.next()) |output| {
+            try outputs.append(allocator, output);
+        }
+
+        const outputs_slice = try outputs.toOwnedSlice(allocator);
+        errdefer allocator.free(outputs_slice);
+
+        try devices.put(device, outputs_slice);
+    }
+
+    var cache: std.StringHashMap(usize) = .init(allocator);
+    defer cache.deinit();
+    try cache.ensureTotalCapacity(devices.count());
+
+    const dac_to_fft = try visitOutputs("dac", "fft", devices, &cache);
+    const svr_to_fft = try visitOutputs("svr", "fft", devices, &cache);
+    cache.clearRetainingCapacity();
+
+    const to_fft = if (dac_to_fft == 0) svr_to_fft else dac_to_fft;
+
+    const dac_start = if (dac_to_fft == 0) "fft" else "svr";
+    const end_start = if (dac_to_fft == 0) "dac" else "fft";
+
+    const to_dac = try visitOutputs(dac_start, "dac", devices, &cache);
+    cache.clearRetainingCapacity();
+
+    const to_end = try visitOutputs(end_start, "out", devices, &cache);
+
+    const result = to_fft * to_dac * to_end;
+
+    var buffer: [8]u8 = undefined;
+    var stdout_writer = std.fs.File.stdout().writer(&buffer);
+    const stdout = &stdout_writer.interface;
+
+    try stdout.print("{d}\n", .{result});
+
+    try stdout.flush();
+}
+
+fn visitOutputs(
+    start: []const u8,
+    end: []const u8,
+    devices: std.StringHashMap([][]const u8),
+    cache: *std.StringHashMap(usize),
+) !usize {
+    if (cache.get(start)) |result| {
+        return result;
+    }
+
+    var paths: usize = 0;
+    const device = devices.get(start);
+    if (device) |outputs| {
+        for (outputs) |output| {
+            if (std.mem.eql(u8, output, end)) {
+                paths += 1;
+            } else {
+                paths += try visitOutputs(output, end, devices, cache);
+            }
+        }
+        try cache.put(start, paths);
+        return paths;
+    } else {
+        std.debug.print("device {s} not found\n", .{start});
+        return 0;
+    }
 }
 
diff --git a/src/days/day12.zig b/src/days/day12.zig
index e5f9176..354fe56 100644
--- a/src/days/day12.zig
+++ b/src/days/day12.zig
@@ -1,7 +1,240 @@
 const std = @import("std");
 
-pub const title = "Day 12";
+pub const title = "Day 12: Christmas Tree Farm";
 
-pub fn run(_: std.mem.Allocator) !void {
+pub fn run(allocator: std.mem.Allocator) !void {
+    const input = @embedFile("./input/day12.txt");
+    //const input =
+    //    \\0:
+    //    \\###
+    //    \\##.
+    //    \\##.
+    //    \\
+    //    \\1:
+    //    \\###
+    //    \\##.
+    //    \\.##
+    //    \\
+    //    \\2:
+    //    \\.##
+    //    \\###
+    //    \\##.
+    //    \\
+    //    \\3:
+    //    \\##.
+    //    \\###
+    //    \\##.
+    //    \\
+    //    \\4:
+    //    \\###
+    //    \\#..
+    //    \\###
+    //    \\
+    //    \\5:
+    //    \\###
+    //    \\.#.
+    //    \\###
+    //    \\
+    //    \\4x4: 0 0 0 0 2 0
+    //    \\12x5: 1 0 1 0 2 2
+    //    \\12x5: 1 0 1 0 3 2
+    //    ;
+
+    var lines = std.mem.tokenizeScalar(u8, input, '\n');
+
+    var presents: std.ArrayList(Present) = .empty;
+    defer presents.deinit(allocator);
+
+    var regions: std.ArrayList(Region) = .empty;
+    defer {
+        for (regions.items) |region| {
+            region.deinit(allocator);
+        }
+        regions.deinit(allocator);
+    }
+
+    while (lines.next()) |line| {
+        var semicolon_pos: usize = 0;
+        var x_pos: ?usize = null;
+        for (line, 0..) |c, i| {
+            switch (c) {
+                'x' => x_pos = i,
+                ':' => {
+                    semicolon_pos = i;
+                    break;
+                },
+                else => {},
+            }
+        }
+        if (semicolon_pos != 0) {
+            if (x_pos) |p| {
+                // region
+                const width = try std.fmt.parseUnsigned(usize, line[0..p], 10);
+                const height = try std.fmt.parseUnsigned(usize, line[p + 1..semicolon_pos], 10);
+
+                var required_presents: std.ArrayList(u8) = .empty;
+                defer required_presents.deinit(allocator);
+                if (presents.items.len > 0) {
+                    try required_presents.ensureTotalCapacity(allocator, presents.items.len);
+                }
+
+                var presents_iter = std.mem.tokenizeScalar(u8, line[semicolon_pos + 2..], ' ');
+                while (presents_iter.next()) |present| {
+                    const amount = try std.fmt.parseUnsigned(u8, present, 10);
+                    try required_presents.append(allocator, amount);
+                }
+
+                const required_presents_slice = try required_presents.toOwnedSlice(allocator);
+                errdefer allocator.free(required_presents_slice);
+
+                const region: Region = .{
+                    .width = width,
+                    .height = height,
+                    .required_presents = required_presents_slice,
+                };
+                try regions.append(allocator, region);
+            } else {
+                // present
+                var present: Present = .{
+                    .shape = .initEmpty(),
+                };
+                for (0..Present.Width) |y| {
+                    const l = lines.next() orelse unreachable;
+                    for (0..Present.Width) |x| {
+                        if (l[x] == '#') {
+                            present.set(x, y);
+                        }
+                    }
+                }
+                try presents.append(allocator, present);
+            }
+        }
+    }
+
+    var accumulator: usize = 0;
+
+    for (regions.items) |region| {
+        std.debug.print("{f}\n", .{region});
+        var area_needed: usize = 0;
+        for (region.required_presents, 0..) |amount, i| {
+            area_needed += amount * presents.items[i].area();
+        }
+        if (area_needed < region.area()) {
+            std.debug.print("{f}\nfits\n", .{region});
+            accumulator += 1;
+        }
+    }
+
+    var buffer: [8]u8 = undefined;
+    var stdout_writer = std.fs.File.stdout().writer(&buffer);
+    const stdout = &stdout_writer.interface;
+
+    try stdout.print("{d}\n", .{accumulator});
+
+    try stdout.flush();
 }
 
+const Present = struct {
+    shape: std.bit_set.IntegerBitSet(Width * Width),
+
+    const Width = 3;
+
+    const Self = @This();
+
+    pub fn format(self: Self, w: *std.Io.Writer) std.Io.Writer.Error!void {
+        for (0..Width) |y| {
+            for (0..Width) |x| {
+                try w.writeByte(if (self.isSet(x, y)) '#' else '.');
+            }
+            if (y < Width - 1) {
+                try w.writeByte('\n');
+            }
+        }
+    }
+
+    pub fn set(self: *Self, x: usize, y: usize) void {
+        const index = (y * Width) + x;
+        self.shape.set(index);
+    }
+
+    pub fn isSet(self: Self, x: usize, y: usize) bool {
+        const index = (y * Width) + x;
+        return self.shape.isSet(index);
+    }
+
+    pub fn area(self: Self) usize {
+        return self.shape.count();
+    }
+};
+
+const Region = struct {
+    width: usize,
+    height: usize,
+    required_presents: []u8,
+
+    const Self = @This();
+
+    pub fn deinit(self: Self, allocator: std.mem.Allocator) void {
+        allocator.free(self.required_presents);
+    }
+
+    pub fn format(self: Self, w: *std.Io.Writer) std.Io.Writer.Error!void {
+        try w.print("{d}x{d}: ", .{self.width, self.height});
+        for (self.required_presents, 0..) |present, i| {
+            try w.print("{d}", .{present});
+            if (i < self.required_presents.len - 1) {
+                try w.writeByte(' ');
+            }
+        }
+    }
+
+    pub fn createEmpty(self: Self, allocator: std.mem.Allocator) !EmptyRegion {
+        return try .init(allocator, self.width, self.height);
+    }
+
+    pub fn area(self: Self) usize {
+        return self.width * self.height;
+    }
+};
+
+const EmptyRegion = struct {
+    grid: [][]bool,
+    filled_spaces: usize,
+
+    allocator: std.mem.Allocator,
+
+    const Self = @This();
+
+    pub fn init(allocator: std.mem.Allocator, width: u8, height: u8) !Self {
+        const h = try allocator.alloc([]bool, height);
+        for (0..height) |i| {
+            const w = try allocator.alloc(u8, width);
+            @memset(w, false);
+            h[i] = w;
+        }
+        return .{
+            .grid = h,
+            .filled_spaces = 0,
+            .allocator = allocator,
+        };
+    }
+
+    pub fn deinit(self: Self) void {
+        for (self.grid) |row| {
+            self.allocator.free(row);
+        }
+        self.allocator.free(self.grid);
+    }
+
+    pub fn fits(self: Self, present: Present) bool {
+        std.debug.assert(self.grid.len > 0);
+        const size = self.grid.len * self.grid[0].len;
+        if ((size - self.filled_spaces) < present.shape.count()) {
+            return false;
+        }
+
+        // TODO: Implementation
+        return false;
+    }
+};
+
diff --git a/src/days/input/day09.txt b/src/days/input/day09.txt
new file mode 100755
index 0000000..44cac4b
--- /dev/null
+++ b/src/days/input/day09.txt
@@ -0,0 +1,496 @@
+98241,50245
+98241,51464
+98122,51464
+98122,52660
+97649,52660
+97649,53867
+97585,53867
+97585,55104
+97774,55104
+97774,56255
+97196,56255
+97196,57546
+97636,57546
+97636,58780
+97591,58780
+97591,59958
+97238,59958
+97238,61063
+96596,61063
+96596,62184
+96091,62184
+96091,63423
+96024,63423
+96024,64739
+96152,64739
+96152,65592
+94869,65592
+94869,66846
+94784,66846
+94784,67925
+94219,67925
+94219,69237
+94206,69237
+94206,70195
+93369,70195
+93369,71228
+92725,71228
+92725,72421
+92396,72421
+92396,73353
+91573,73353
+91573,74531
+91190,74531
+91190,75402
+90295,75402
+90295,76446
+89686,76446
+89686,77385
+88921,77385
+88921,78413
+88284,78413
+88284,79671
+87931,79671
+87931,80568
+87102,80568
+87102,81220
+85994,81220
+85994,82478
+85581,82478
+85581,83480
+84863,83480
+84863,83949
+83605,83949
+83605,84603
+82559,84603
+82559,85593
+81829,85593
+81829,86686
+81171,86686
+81171,87253
+80061,87253
+80061,87969
+79082,87969
+79082,88669
+78093,88669
+78093,89502
+77196,89502
+77196,90250
+76233,90250
+76233,91130
+75347,91130
+75347,91250
+74000,91250
+74000,92327
+73212,92327
+73212,92894
+72128,92894
+72128,93270
+70952,93270
+70952,93370
+69660,93370
+69660,94478
+68819,94478
+68819,94708
+67595,94708
+67595,95183
+66472,95183
+66472,95207
+65195,95207
+65195,96147
+64221,96147
+64221,96615
+63081,96615
+63081,96461
+61777,96461
+61777,97201
+60700,97201
+60700,97015
+59412,97015
+59412,97740
+58305,97740
+58305,97562
+57038,97562
+57038,97176
+55764,97176
+55764,97302
+54566,97302
+54566,97656
+53385,97656
+53385,98146
+52195,98146
+52195,97889
+50969,97889
+50969,97871
+49756,97871
+49756,97859
+48543,97859
+48543,97449
+47351,97449
+47351,97738
+46119,97738
+46119,97642
+44909,97642
+44909,97226
+43740,97226
+43740,97219
+42519,97219
+42519,96788
+41367,96788
+41367,97309
+40026,97309
+40026,96882
+38868,96882
+38868,96221
+37780,96221
+37780,95804
+36640,95804
+36640,96136
+35265,96136
+35265,95792
+34086,95792
+34086,94892
+33112,94892
+33112,94733
+31866,94733
+31866,94172
+30777,94172
+30777,93317
+29828,93317
+29828,92857
+28705,92857
+28705,92156
+27705,92156
+27705,91484
+26696,91484
+26696,91543
+25258,91543
+25258,90924
+24200,90924
+24200,90213
+23201,90213
+23201,89043
+22528,89043
+22528,88927
+21108,88927
+21108,88089
+20204,88089
+20204,87315
+19255,87315
+19255,86250
+18557,86250
+18557,85773
+17347,85773
+17347,84679
+16696,84679
+16696,83809
+15843,83809
+15843,82679
+15268,82679
+15268,82055
+14153,82055
+14153,81303
+13157,81303
+13157,80213
+12558,80213
+12558,79102
+12004,79102
+12004,78475
+10804,78475
+10804,76971
+10824,76971
+10824,76102
+9952,76102
+9952,75038
+9369,75038
+9369,74238
+8339,74238
+8339,72905
+8231,72905
+8231,71987
+7378,71987
+7378,70721
+7205,70721
+7205,69997
+5885,69997
+5885,68793
+5582,68793
+5582,67760
+4871,67760
+4871,66522
+4679,66522
+4679,65214
+4737,65214
+4737,64207
+3895,64207
+3895,62932
+3915,62932
+3915,61848
+3259,61848
+3259,60571
+3366,60571
+3366,59436
+2864,59436
+2864,58155
+3122,58155
+3122,57084
+2124,57084
+2124,55838
+2213,55838
+2213,54652
+1807,54652
+1807,53424
+1794,53424
+1794,52197
+1810,52197
+1810,50973
+1890,50973
+1890,50228
+94822,50228
+94822,48525
+1557,48525
+1557,47341
+2383,47341
+2383,46107
+2110,46107
+2110,44867
+1961,44867
+1961,43734
+2727,43734
+2727,42467
+2452,42467
+2452,41283
+2754,41283
+2754,40077
+2933,40077
+2933,38872
+3134,38872
+3134,37713
+3522,37713
+3522,36439
+3506,36439
+3506,35262
+3852,35262
+3852,34252
+4684,34252
+4684,33262
+5505,33262
+5505,32101
+5846,32101
+5846,31022
+6392,31022
+6392,29688
+6381,29688
+6381,28480
+6689,28480
+6689,27621
+7685,27621
+7685,26247
+7715,26247
+7715,25643
+9102,25643
+9102,24398
+9389,24398
+9389,23514
+10255,23514
+10255,22573
+11021,22573
+11021,21166
+11150,21166
+11150,20538
+12337,20538
+12337,19792
+13336,19792
+13336,18451
+13627,18451
+13627,17941
+14878,17941
+14878,16560
+15179,16560
+15179,15977
+16322,15977
+16322,14917
+16989,14917
+16989,14500
+18254,14500
+18254,13050
+18605,13050
+18605,12768
+19956,12768
+19956,11585
+20576,11585
+20576,11164
+21786,11164
+21786,10359
+22708,10359
+22708,9858
+23836,9858
+23836,8777
+24596,8777
+24596,8258
+25713,8258
+25713,7978
+26955,7978
+26955,7540
+28095,7540
+28095,6507
+28940,6507
+28940,6682
+30363,6682
+30363,6251
+31489,6251
+31489,5782
+32598,5782
+32598,4548
+33429,4548
+33429,4750
+34790,4750
+34790,4015
+35829,4015
+35829,4049
+37104,4049
+37104,3690
+38261,3690
+38261,2708
+39279,2708
+39279,3314
+40653,3314
+40653,2568
+41748,2568
+41748,2300
+42941,2300
+42941,2002
+44135,2002
+44135,2479
+45412,2479
+45412,1845
+46579,1845
+46579,2346
+47826,2346
+47826,2049
+49029,2049
+49029,2462
+50242,2462
+50242,2326
+51451,2326
+51451,1711
+52695,1711
+52695,1956
+53904,1956
+53904,1808
+55148,1808
+55148,2309
+56320,2309
+56320,3006
+57444,3006
+57444,3165
+58640,3165
+58640,3456
+59812,3456
+59812,3478
+61045,3478
+61045,3412
+62316,3412
+62316,4049
+63401,4049
+63401,4368
+64572,4368
+64572,4266
+65892,4266
+65892,5403
+66775,5403
+66775,5880
+67884,5880
+67884,6132
+69090,6132
+69090,6792
+70119,6792
+70119,6784
+71472,6784
+71472,7784
+72326,7784
+72326,8026
+73577,8026
+73577,8876
+74490,8876
+74490,8978
+75860,8978
+75860,9930
+76701,9930
+76701,10352
+77896,10352
+77896,11232
+78772,11232
+78772,11817
+79867,11817
+79867,12626
+80792,12626
+80792,14062
+81171,14062
+81171,14424
+82471,14424
+82471,15055
+83557,15055
+83557,16158
+84188,16158
+84188,16772
+85314,16772
+85314,18188
+85573,18188
+85573,18598
+86957,18598
+86957,19899
+87301,19899
+87301,20942
+87937,20942
+87937,21902
+88675,21902
+88675,22692
+89662,22692
+89662,23972
+89932,23972
+89932,24741
+90987,24741
+90987,25832
+91538,25832
+91538,27127
+91708,27127
+91708,28094
+92461,28094
+92461,29086
+93191,29086
+93191,30203
+93671,30203
+93671,31293
+94211,31293
+94211,32525
+94402,32525
+94402,33715
+94665,33715
+94665,34739
+95400,34739
+95400,35775
+96158,35775
+96158,36914
+96627,36914
+96627,38153
+96733,38153
+96733,39465
+96473,39465
+96473,40509
+97404,40509
+97404,41858
+96797,41858
+96797,42955
+97601,42955
+97601,44214
+97352,44214
+97352,45389
+97756,45389
+97756,46601
+97847,46601
+97847,47809
+98021,47809
+98021,49037
+97534,49037
+97534,50245
diff --git a/src/days/input/day11.txt b/src/days/input/day11.txt
new file mode 100755
index 0000000..1c6713e
--- /dev/null
+++ b/src/days/input/day11.txt
@@ -0,0 +1,609 @@
+smx: otc
+mmh: gvp
+gbo: hyf alz
+laa: vky qjq
+vrn: tbs tsr jix
+xyl: xel eur wdj
+sxm: out
+wsd: kua hpv jep
+qsj: ulu xel eur wdj
+xwa: mtd xxf hnw
+kai: ehr kaj
+uuj: you
+owb: ixr bps pim eez ejn syt qrx hxw vsy ghl gfu cgh mpk kfj
+vky: owb wlw qic
+ysd: mkp jbf btz xgg gbk tvg iju amm dws ykz azc blh xld rpr uek rcl zzy jhu
+rbc: ski xyl sdx wpw
+zmc: pal lwb rns hex
+cuu: vyo
+bqf: kmy exx ish
+jbv: ysa
+aog: ayv kwq
+fcq: qic xss owb
+hyg: out
+xoz: llx kra cqn bzn swe tdo vnz zos duw
+gnq: eya
+qmk: fcq lyd
+ggp: brz eya
+oit: yyy quh brz
+hjl: dtj lnc jps fyr
+sqg: xbz upq
+nil: diq
+xqa: jei ipw tkt
+ond: fft jko dqj pxe
+and: ahn izm esa
+cqf: xss
+rqa: ryb rwu ono fyb
+jps: byj fmv shn
+ccg: ond afk tbu
+dta: ctq jbw whr smq
+ztx: hlm ctr vgo maf fkj
+sdx: xel eur
+xwb: dds
+clh: ktb
+rtn: quh eya
+dac: nxc vug eou
+nvh: kmf yga wtv
+xgw: kep unr lju mtm
+mdx: qmk fwk fbd
+tbu: fft dqj pxe
+vil: lyz aek
+ona: zjk ovx dmv laa
+bld: zbs
+rms: vjs znm
+oku: brz yyy
+bzn: dmc fwa ykh vrn axj
+uzl: ayv fuz qhs kwq
+bhz: ggv
+kfj: xqa ucr akl
+koi: szi
+mvo: dqp kjr rbc
+rof: vgo hlm
+ixt: jws nxc vug
+ycf: out
+dmc: tsr
+nam: mvo
+rkj: quh yyy eya brz
+qxk: uty
+lwb: phc esx
+fqf: isr dax
+eou: lqz ysd
+lbb: out
+hyf: fgh wem yen taw
+dfv: nzl
+pnh: lai
+jon: eya
+guf: shn
+lmw: hlu mhq
+jff: ngn gye
+xxj: guf dtj lnc
+fbd: fcq lyd
+idw: cmg phc
+zbs: hjl
+lqz: blh ttg ykz jhu zzy uek rcl bld xgg gbk mkp amm iju tvg
+shn: goi
+hdc: wap pvr
+odf: yey ggp jtc
+rkk: zyi ubs
+fyr: fmv vtv
+pxe: ztx mmi
+ntf: dds cst aff
+lyz: gwp
+pyt: zpv ias oiz
+cqx: rod jnp
+dtj: shn vtv
+gfu: kai ctq
+ycw: ryl ixt uut dac
+yvb: jbv rms fez
+lvx: tvz vyo
+pvr: yat
+oiz: zjk ovx dmv
+biy: tdg
+xbz: cqf
+obk: jje
+jcc: ssq daa
+elu: ihl kep lju unr
+jgf: qfx bhz
+wbp: xxj cap hjl
+nne: out
+llx: axj ykh
+kso: kuk ams
+eod: nzl aap
+ryl: nxc
+epd: eou jws ats nxc vug
+wqg: uzn yyf
+qhh: lqz
+fhu: hex idw pal
+ipt: ema
+vpo: cap xxj
+thl: azd otc
+ttg: vpo
+uty: owb qic
+brz: mdl eiw gam aog nam wqg jcc kgs nac bsk zpk kul snr uzl
+faw: out
+lzw: wlw xss owb qic
+wap: iel yat qhh paa
+ffr: vnn fiv
+nug: sqg eyp sws eai dsh icy zrp mas dmf ccg hoq qze qde cqt zvl jrq gep
+ygk: jon oit
+eya: ppx nac mdl dej
+lnc: byj fmv shn
+nhq: kjv
+biq: lav xhe vcg
+hfn: pvr ydj
+leg: oii zad jje
+fft: rof taz
+maf: qic
+aap: rkj hrs svl
+axv: esa
+zou: ulu eur xel
+jtc: yyy
+pxc: gvr dyo omt
+byj: nqz goi faw
+ykh: jix tbs tsr
+fai: cst nug aff
+oty: nhq
+cek: vvv ubs zyi
+ufu: zen
+xtk: kpg tap qzv
+kil: dds aff
+ojk: lqz
+aly: qak lqz
+xxf: aff cst dds
+yua: oit ktb rwv
+vlf: ujz
+lbw: zyi uuj
+zpk: nhp urn ctg
+kuk: you ysd qak
+tmy: esa
+sqi: quh lvi
+jrq: obk leg
+yat: lqz
+atl: zpv ias oiz ona obm
+xhe: asz jbv
+gdx: oii jje
+ssq: fqf tap kpg qzv
+quh: snr kul zpk bsk nac ufu yor dej ppx aog nam wqg eiw mdl
+bvn: luk
+zny: jon ktb rwv
+jzw: aap plm
+jqp: dac
+mpk: euv llh
+fpr: gwp zmc ulq fhu
+ahn: qtl rtn
+zyi: lqz ysd
+ypn: mtd xxf
+fgh: rkk
+vgo: xss owb wlw
+axj: jix tsr
+kgv: kpg
+gfa: ona obm zpv ias
+eur: eij vil oxs xip hsd hdc gbo laz rnq lnj nuk xck twd jqp ycw btu abg koi cey hfn
+bsk: oqd hmt kew
+wrx: tas
+jix: aff nug cst dds qvv
+blc: yan
+rwv: yyy quh eya brz
+exx: blc dks
+ujz: mwp
+yyf: xya xmb fee
+icq: mtm
+hxw: viq eod
+xii: fyb
+lyb: drx mlf pkl
+puw: ona ias
+ilj: qfx xph
+wlw: gfu ghl vlf cgh mpk yfx pbj qrx hxw jsq eez syt dta ejn bps hnj pim
+icy: xbz
+wdr: gbm kil
+svl: lvi
+dax: wdj eur
+fwa: jix tsr
+fyb: you ysd qak
+whr: ehr kaj ogx nvh
+agb: mag yan
+duw: luk yzp nil
+plg: yen taw fks wem fgh
+zrp: pyt puw qyk gfa atl
+phc: you qak lqz
+aff: qze hoq qde mdx zvl jrq sqg dsh eai zrp icy mas dmf
+ulu: lnj xck twd jqp btu ycw abg koi gqf hfn eij vil oxs xip nhi hsd hdc kku laz rnq
+ezt: nug cst qvv dds
+ccu: yyy brz eya
+nuk: zpf
+ubs: ysd
+qyk: ona oiz
+kua: wlw xss qic
+ssa: kua
+uds: ier vnn fiv
+cbw: gvr
+pln: wdj ulu
+zos: htz ilj
+viq: aap nzl
+azd: jff
+esa: rtn oku
+rzd: eya brz
+syt: euv cbo
+drx: tdg
+qjq: xss owb
+jru: aat eoy dqu
+vms: bzf gkm ffr uds
+zen: vms zuv vci
+qfx: wdr
+amm: wbp vpo evr jmb zbs
+hnj: sxp viq jzw
+vtv: goi
+kep: xnp yoh evy
+evr: cap
+gvp: yyy brz lvi eya
+kxs: rod jru uvb
+daa: jlo
+fks: lbw cek
+omt: dds
+gtx: out
+jws: lqz qak
+eoy: out
+qvv: fes dmf icy zrp eai dsh iyb sqg eyp sws gep jrq mdx zvl qfd qde qze hoq ccg
+smq: kaj
+kmy: agb
+qde: atl
+fez: znm mvj vjs
+cey: wrx ryw lbx
+ema: brz eya lvi quh yyy
+zfg: cst nug aff qvv
+pim: yip pxl ujz
+zge: lzw
+ykz: yrg bss smx
+yyy: snr zpk uzl ufu bsk dej yte kgs gam eiw wqg
+yor: kew
+cmg: lqz qak ysd
+xya: zou pln uaz
+zpv: laa
+yen: cek rkk fce iwk
+boc: eay hlu
+ygu: xya ofj
+xnp: oic zfg eft xwb
+nlb: izm
+fmv: nqz
+mag: aem wtx qrc pyc ipu
+tdo: jgf
+znm: sxm lbb
+mtm: xnp
+khk: ipt qvi
+vyo: eur wdj
+kye: out
+uvb: dqu aat yvz
+xck: lyz fpr aek arq
+acb: wtv gts
+gep: qxk upq
+ihl: xnp yoh
+eyp: qyk
+lai: qsj
+ipu: out
+isr: ulu
+qrc: out
+jhu: bqf
+eij: uut dac ryl epd
+tvg: yrg thl mvu bss
+pbj: ucr
+cst: ccg sws hoq qze dsh qde cqt
+yzp: xwa diq cft ypn
+uut: eou ats
+fee: zou
+dqj: mmi taz rof ztx
+rnq: arq aek
+yfk: yvb zzh
+lvi: jcc dej mdl gam aog nam zpk kul uzl ufu bsk nac
+tap: sxw
+jsq: dfv sxp viq jzw
+tdg: aff nug cst dds
+cgh: tmy oze nlb and
+qzv: dax
+jtn: xhe
+kjr: ski wpw sdx xyl
+ski: wdj xel
+oqd: zuv
+ppx: zen hmt kew
+vcg: jbv
+jbw: nvh
+ctg: dqp
+dcv: owb wlw qic
+kzs: rxd lai cuu lvx
+dws: bss yrg thl mvu
+ara: dds qvv cst nug aff
+ctr: owb wlw
+ctq: ehr kaj acb
+zpf: fgh fks
+pyc: out
+ras: gvr omt
+iby: xxb rqa vlx
+gam: mah ygu uzn
+ulq: idw lwb pal
+gkm: ier
+cqn: pdv elu
+tvz: ulu
+obm: laa
+btu: alz
+wtx: out
+xel: oty oxs vil eij hsd nhi hdc gbo kku lnj ycw btu jqp xck gqf hfn cey koi abg
+uxa: lwb hex rns
+yga: gnq
+ppv: lav xhe vcg
+upq: hzh cqf lzw uty
+mvu: otc exw
+yrg: otc azd
+kul: qsu xtk ssq daa kgv
+pif: mbd bzn mzo xhj wee jdf
+xhy: wus khk mwp
+ehr: wtv gts yga
+fes: zge
+rwu: you qak ysd lqz
+hnw: cst
+goi: out
+hsd: alz zpf amk
+hzh: wlw xss qic
+lbs: vlx rqa
+dds: mdx zvl qde qfd qze jrq zrp icy iyb dsh eyp sqg fes dmf mas
+tsh: hpv kua
+svr: xoz lak pif ryf dyv
+gua: hlu
+jei: jtc ggp
+wpw: xel eur wdj ulu
+jbf: biq jtn hut ppv yfk
+hoq: qmk fwk cxr fbd
+blh: evr vpo zbs jmb
+mas: gdx
+afk: jko pxe
+zzy: lmw boc
+vsy: tmy oze axv and
+htz: xph qfx bhz
+yte: mah ygu uzn rcr
+zuv: bzf gkm ffr uds
+yvz: out
+ejn: dok llh euv
+jlo: dax isr
+qvi: gvp ema rzd
+mdl: mah
+wdj: hfn gqf cey koi jqp twd lnj rnq gbo kku hdc hsd oty vil eij abg ycw btu xck nuk nhi oxs
+ias: dmv zjk ovx
+laz: nhq
+ish: blc
+pkl: ezt ara
+xhj: elu
+tlp: ais
+mux: zrm uvb
+vci: bzf gkm uds
+nie: wtx aem qrc
+ike: wdj xel ulu
+abg: pvr wap
+ono: lqz
+yip: khk
+oze: ahn izm
+lak: bvn mbd llx xhj lyb pxo
+dmf: obk leg
+wus: ipt qvi
+oic: nug cst qvv dds
+rpr: ifc fjg mfu
+vvv: qak
+qtl: lvi brz quh yyy
+rqt: pdv icq
+yoh: eft ntf oic
+aby: nug dds
+yfx: axv tmy
+xmb: uaz pln
+hrs: brz quh yyy
+eez: llh cbo
+lyd: qic owb xss wlw
+dyo: dds qvv aff cst nug
+evy: xwb eft ntf
+plv: esz ktb jon
+luk: xwa ypn
+nqz: out
+ier: wdj eur ulu
+yey: quh eya lvi brz
+otc: svv tlp jff
+qze: leg gdx obk
+aek: gwp ulq
+mah: xmb fee xya
+pxl: khk xux wus
+wem: iwk cek lbw rkk
+nhi: uut ryl epd
+cui: out
+qak: ykz xmj jbf rpr xgg blh
+qwm: eya lvi brz quh
+dsh: zge qxk upq xbz
+hmt: zuv
+bss: azd otc
+rxd: vyo qsj
+eay: uhs mux kxs
+vnn: ulu wdj eur xel
+iju: ckk lmw gua
+fiv: wdj eur xel ulu
+izm: rtn oku
+xld: fjg mfu ifc
+xph: ggv nqb
+ija: rxd cuu
+tsr: nug cst aff dds qvv
+uaz: ulu wdj eur
+ats: lqz you qak ysd
+cft: xxf aby
+taw: iwk cek lbw rkk
+rns: ojk phc
+qic: vlf eez cgh yfx dta syt bps hnj jsq
+gqf: zpf amk plg hyf
+ryb: qak
+tbs: nug aff qvv dds
+gbk: yfk
+eiw: mvo ctg urn abp
+kpg: sxw isr
+pal: phc ojk esx
+ais: nne hyg kye ycf
+fjg: kmy
+uzn: fee xmb
+hpv: owb xss wlw qic
+hlu: mux cqx
+azc: ckk lmw boc
+dqp: xyl ike
+aat: out
+fuz: srk pnh ija
+ypw: jgf
+pdv: kep
+dmv: qjq vky
+fya: llv iby lbs
+plm: rkj
+xux: ipt qvi mmh
+gye: kye gme
+zzh: fez asz rms
+snr: ayv fuz qhs
+ydj: qhh akg paa
+rcr: ofj fee xmb xya
+kaj: wtv kmf yga
+lju: yoh evy
+ebo: sqi jtc yey
+vlx: rwu ryb ono
+tas: xxb xii
+wee: pdv xgw
+fkj: owb wlw
+xro: ilj htz jgf
+hum: lqz ysd
+kku: bsy aek lyz
+euv: clh plv yua ygk
+akl: ebo jei tkt odf
+lnj: fya lbx
+lbx: iby lbs
+mhq: cqx uhs
+hut: vcg zzh
+szi: mnj ams
+ysa: sxm rni lbb
+vug: you
+llh: ygk yua zny plv clh
+nzl: hrs
+uek: mvu
+mmi: maf vgo hlm
+eft: dds cst
+dok: zny yua clh plv
+kmf: npf lef nsp
+mnj: you qak ysd lqz
+paa: qak you
+ghl: xhy
+ggv: kil gbm fai lvh
+jje: ssa
+jko: mmi
+srk: rxd
+yan: ipu
+nxc: lqz you qak
+gts: qwm npf lef gnq
+qrx: kai smq whr
+ovx: oiw
+unr: evy xnp
+kew: vms vci
+sxp: aap
+oii: tsh wsd
+cbo: ygk clh
+xip: wrx lbx
+sws: ond tbu
+abp: rbc
+tkt: ccu ggp
+diq: xxf mtd hnw
+gvr: nug cst
+ipw: jtc ccu
+arq: uxa gwp ulq
+iwk: vvv uuj aly zyi
+mfu: exx kmy
+dks: nie mag
+twd: fpr lyz arq bsy
+fwk: lyd
+jnp: eoy aat
+nsp: brz eya yyy
+xss: vsy bps ixr hxw syt pbj kfj gfu
+nac: kgv xtk qsu
+oiw: qic xss owb wlw
+svv: ais gye
+mtd: cst dds qvv
+ixr: and nlb axv
+jdf: pxc cbw
+dyv: dea wnr xro ypw xlu
+qfd: afk ond
+wtv: qwm nsp
+xxb: rwu ryb fyb ono
+wnr: xgw elu
+uhs: uvb zrm jnp rod jru
+asz: mvj vjs
+eai: gfa puw
+ofj: uaz
+vnz: pkl
+kgs: mvo urn abp ctg
+fce: ubs uuj vvv
+pxo: vrn fwa dmc ykh
+cxr: lyd fcq dcv
+xgg: ifc
+mzo: biy pkl mlf
+gwp: pal idw rns hex
+you: dws amm iju tvg bld xgg jbf btz mkp jhu uek blh xld ykz ttg azc
+jep: wlw xss
+nqb: lvh
+zrm: yvz eoy aat cui
+zmm: odf ipw jei
+kjv: qak ysd
+akg: you ysd lqz
+lvh: qvv dds aff cst
+ogx: gts yga
+urn: kjr rbc
+bsy: uxa fhu zmc gwp ulq
+lav: asz fez
+exw: svv
+esz: lvi
+sxw: eur xel
+ams: lqz
+qsu: fqf kpg tap
+bps: akl zmm xqa
+ayv: srk pnh ija kzs
+gme: out
+oxs: szi nhq kso
+hex: esx hum ojk cmg phc
+xlu: luk
+aem: out
+mlf: ara
+kwq: srk pnh kzs
+jmb: xxj cap
+dqu: out
+iel: ysd
+ucr: ipw
+cqt: fbd qmk fwk
+nhp: dqp kjr
+ifc: ish
+llv: rqa xii xxb
+dea: luk yzp nil
+ngn: nne gme ycf hyg
+ryf: xlu rqt swe bvn lyb duw cqn bzn jdf wnr wee ypw pxo vnz xhj zos
+lef: brz quh
+mbd: pxc
+cap: dtj guf
+rcl: wbp evr vpo jmb
+zvl: fbd cxr fwk
+btz: lmw gua
+ktb: brz yyy
+taz: ctr hlm vgo fkj
+mkp: jtn hut yfk ppv
+iyb: afk tbu
+gbm: nug dds
+swe: ras
+ckk: hlu eay
+rni: out
+bzf: fiv
+qhs: ija
+rod: yvz
+amk: yen taw
+vjs: rni sxm
+hlm: owb xss
+zjk: oiw
+mvj: gtx rni
+ryw: iby llv
+npf: quh brz lvi
+zad: ssa tsh
+esx: lqz ysd
+mwp: mmh
+alz: wem yen
+kra: luk nil
+xmj: smx
+dej: kew
diff --git a/src/days/input/day12.txt b/src/days/input/day12.txt
new file mode 100755
index 0000000..6b6eac1
--- /dev/null
+++ b/src/days/input/day12.txt
@@ -0,0 +1,1030 @@
+0:
+..#
+.##
+###
+
+1:
+###
+.##
+.##
+
+2:
+..#
+.##
+##.
+
+3:
+##.
+.##
+###
+
+4:
+###
+#.#
+#.#
+
+5:
+###
+.#.
+###
+
+46x37: 23 26 23 34 38 36
+46x38: 47 53 50 49 36 36
+38x41: 28 24 30 26 22 26
+49x43: 48 59 49 63 49 54
+49x41: 48 50 45 59 54 51
+49x50: 60 60 60 70 60 66
+50x41: 55 43 52 54 49 63
+35x45: 41 46 31 47 37 38
+45x46: 51 47 59 61 51 51
+36x48: 47 57 28 37 47 46
+38x47: 57 36 50 48 35 52
+44x39: 32 31 34 32 29 23
+38x45: 33 26 32 40 23 25
+37x45: 46 40 29 38 57 43
+46x41: 33 36 31 34 25 36
+37x44: 39 44 34 41 40 50
+46x50: 50 64 45 58 72 60
+40x40: 26 36 28 31 24 23
+48x49: 55 56 70 67 63 53
+37x38: 25 33 20 21 17 27
+42x35: 31 45 39 37 34 40
+45x47: 53 58 63 52 46 56
+49x49: 56 60 65 60 64 65
+43x43: 52 45 42 52 46 47
+43x41: 48 45 32 43 46 54
+38x48: 43 38 49 46 61 44
+35x46: 34 59 31 34 42 44
+37x45: 40 48 42 41 34 51
+38x36: 40 26 34 35 38 38
+47x49: 54 54 56 65 68 56
+49x45: 37 36 42 48 38 38
+43x39: 46 44 47 40 47 36
+43x37: 49 38 36 35 45 42
+35x45: 21 23 28 32 30 30
+38x43: 25 35 26 29 27 26
+44x45: 51 50 62 44 58 43
+50x43: 49 59 69 61 52 44
+40x49: 44 59 58 52 41 49
+42x50: 59 52 46 56 57 52
+38x43: 33 25 32 24 34 19
+36x44: 43 51 36 35 35 43
+50x47: 46 39 23 48 41 43
+39x46: 43 48 43 53 41 47
+41x45: 45 55 52 42 44 47
+35x36: 34 26 34 32 41 28
+40x48: 46 45 55 50 52 49
+39x45: 42 55 38 43 36 54
+41x45: 42 49 42 45 51 53
+48x49: 64 58 65 68 44 65
+38x41: 25 27 20 15 31 38
+46x41: 57 45 50 41 52 47
+44x46: 49 49 47 50 59 56
+47x45: 49 64 62 43 54 55
+37x41: 29 22 24 30 22 28
+50x36: 43 58 36 54 36 47
+37x41: 41 38 42 29 38 47
+43x47: 47 55 53 53 43 60
+38x50: 36 29 37 27 34 29
+48x47: 41 36 41 43 37 42
+38x45: 39 38 48 51 43 45
+43x49: 36 33 47 39 43 25
+48x50: 53 67 57 49 74 67
+37x48: 28 29 35 32 27 40
+48x47: 52 61 56 70 59 48
+41x43: 36 47 44 59 44 40
+35x40: 34 45 35 35 35 31
+48x46: 36 40 51 36 51 26
+49x47: 59 62 53 67 53 59
+38x40: 26 26 25 26 27 25
+42x50: 46 32 36 39 40 31
+47x50: 62 57 70 70 55 51
+45x41: 33 52 47 51 56 43
+49x35: 36 56 48 41 47 36
+45x44: 43 50 48 61 52 49
+48x47: 31 35 49 35 35 54
+44x35: 22 40 15 29 24 24
+35x36: 16 21 23 25 22 24
+36x45: 56 44 33 34 40 42
+44x44: 53 51 54 43 51 48
+48x36: 32 31 39 25 41 23
+44x42: 40 36 33 23 36 28
+41x43: 28 35 24 34 29 32
+41x37: 26 27 27 33 23 19
+41x47: 40 21 34 29 33 38
+49x35: 39 39 46 45 52 43
+44x39: 39 29 28 27 21 38
+35x37: 41 28 28 38 33 31
+44x49: 33 51 27 40 31 42
+50x45: 49 39 30 35 47 39
+46x49: 35 41 38 46 35 44
+40x50: 65 50 44 45 39 65
+38x44: 21 24 41 22 32 27
+45x45: 43 53 46 53 61 53
+43x46: 45 48 45 50 55 59
+47x41: 42 52 44 45 47 64
+46x39: 42 33 27 38 29 26
+46x43: 63 49 49 46 44 55
+40x35: 34 31 38 48 29 36
+41x40: 27 29 33 23 24 32
+47x36: 32 21 34 35 32 26
+49x49: 48 41 47 40 35 44
+36x38: 28 26 26 24 20 20
+39x35: 33 42 25 29 45 33
+48x47: 54 68 52 57 63 51
+36x42: 43 38 47 32 39 37
+47x41: 33 40 35 37 23 27
+47x37: 63 45 39 38 42 42
+42x42: 31 60 47 49 42 41
+36x44: 54 48 30 33 39 39
+46x42: 31 34 38 27 46 33
+47x43: 58 47 62 49 49 50
+38x47: 51 37 39 53 48 46
+41x46: 48 57 51 58 43 34
+36x42: 31 34 46 42 40 41
+38x49: 56 48 41 42 47 52
+43x35: 23 28 29 28 30 15
+47x38: 36 41 47 47 53 50
+44x48: 59 56 54 62 55 40
+40x47: 38 30 28 41 32 26
+44x41: 46 60 37 43 45 44
+42x45: 42 38 27 32 37 34
+37x40: 44 38 31 37 40 37
+39x50: 29 49 29 34 27 39
+41x35: 33 33 31 36 49 37
+43x38: 17 27 28 33 33 30
+47x38: 36 26 35 30 28 25
+43x50: 51 58 60 51 54 58
+42x41: 52 42 50 40 36 48
+41x41: 30 28 27 35 27 22
+45x36: 49 46 33 34 32 54
+38x37: 23 21 29 20 22 28
+42x42: 38 33 30 31 29 34
+50x45: 63 71 60 50 41 63
+42x37: 44 38 40 37 37 44
+40x41: 46 34 49 47 34 45
+38x38: 45 36 31 37 39 34
+40x38: 23 31 22 25 34 20
+49x44: 31 40 37 38 36 41
+38x50: 35 28 37 32 26 33
+38x38: 31 35 42 36 45 34
+42x48: 45 39 30 31 38 41
+36x46: 24 24 25 22 36 48
+45x48: 75 56 61 51 46 48
+42x37: 39 30 46 37 50 39
+44x42: 43 31 27 32 31 31
+40x39: 46 38 36 41 39 40
+39x47: 47 45 46 49 51 44
+45x47: 37 47 33 38 33 37
+37x42: 28 24 34 27 33 22
+39x40: 32 46 36 33 37 54
+41x50: 69 48 39 57 59 42
+46x48: 64 59 42 68 51 53
+47x44: 57 52 57 54 36 64
+47x47: 50 62 60 68 46 54
+38x44: 38 49 43 39 42 46
+49x42: 48 45 62 50 55 59
+37x38: 26 15 26 35 16 26
+35x42: 41 33 38 40 32 43
+47x48: 70 62 47 48 60 59
+39x39: 51 36 32 42 38 35
+46x35: 50 36 44 38 37 45
+43x37: 20 27 34 30 27 30
+39x47: 41 46 45 51 44 54
+36x49: 37 31 28 31 30 34
+48x36: 33 48 42 47 54 40
+43x38: 28 31 27 29 31 22
+38x38: 38 35 35 33 49 32
+40x43: 21 31 32 35 36 27
+41x36: 27 32 24 22 18 33
+48x49: 54 49 59 69 80 50
+44x41: 41 40 46 59 38 53
+49x49: 62 61 56 76 55 58
+37x48: 35 28 42 30 33 24
+48x39: 31 41 30 37 34 35
+41x44: 58 36 38 47 53 45
+44x50: 39 41 45 38 31 29
+50x38: 37 42 63 56 49 48
+44x40: 43 47 56 43 38 47
+39x50: 55 63 47 33 43 59
+45x36: 25 39 32 25 17 41
+42x48: 38 38 43 29 34 41
+46x35: 31 34 23 28 25 24
+43x35: 37 35 37 47 37 38
+45x45: 48 30 35 36 41 35
+42x38: 22 31 28 21 37 29
+48x47: 49 37 29 49 34 42
+42x41: 36 53 47 41 48 40
+35x38: 24 23 23 27 20 14
+41x37: 40 40 39 44 31 40
+42x37: 30 21 40 36 23 18
+41x42: 30 42 50 49 55 39
+36x41: 42 31 42 46 36 32
+43x38: 27 28 35 31 24 22
+37x41: 30 28 30 18 24 25
+45x38: 47 37 45 36 38 61
+48x42: 41 33 45 32 38 35
+37x39: 23 23 28 31 26 25
+49x36: 28 28 38 33 36 28
+37x48: 22 30 33 30 32 44
+50x47: 70 54 56 73 48 61
+46x42: 53 50 60 54 45 39
+48x49: 65 66 51 65 54 59
+36x40: 52 39 47 33 31 25
+45x43: 39 45 28 30 30 37
+35x42: 37 44 37 37 42 29
+40x43: 34 34 25 31 26 31
+45x43: 43 36 35 36 23 37
+47x37: 51 42 42 45 42 46
+42x44: 25 37 21 41 39 32
+43x49: 47 67 59 59 45 48
+39x50: 41 33 35 31 32 36
+39x39: 28 24 27 30 34 26
+36x42: 38 35 40 34 47 39
+43x37: 26 29 24 25 35 28
+43x46: 49 53 56 45 55 48
+39x39: 16 30 29 29 37 28
+40x39: 24 31 27 24 20 42
+38x44: 39 33 54 45 39 50
+46x48: 48 53 71 57 55 59
+46x47: 66 70 57 38 55 49
+49x42: 52 48 57 49 60 52
+45x44: 54 44 49 56 57 45
+41x35: 47 33 35 39 36 32
+47x44: 45 53 55 60 58 47
+47x35: 18 26 27 38 33 23
+45x37: 34 50 53 35 44 42
+37x40: 42 44 29 43 30 38
+36x35: 38 37 33 29 33 25
+38x44: 36 53 41 46 33 47
+40x40: 42 43 43 32 44 43
+41x43: 28 32 29 23 33 36
+45x50: 53 58 59 63 66 47
+44x46: 46 49 53 49 55 59
+41x35: 41 28 45 38 38 34
+43x47: 37 41 36 31 33 31
+46x44: 44 63 40 54 56 50
+46x41: 57 53 43 33 52 52
+38x47: 46 36 42 54 52 44
+42x47: 31 37 41 29 32 40
+36x35: 21 30 22 17 21 20
+47x49: 67 54 67 61 58 51
+39x44: 48 50 44 48 36 39
+49x38: 30 34 38 28 30 32
+49x38: 52 54 47 50 46 38
+44x48: 49 66 63 52 52 45
+45x39: 46 43 40 52 40 48
+40x48: 27 41 33 37 33 36
+37x44: 30 29 27 31 23 28
+44x40: 36 48 35 46 53 49
+41x36: 31 39 43 42 41 32
+42x46: 47 43 46 52 61 47
+42x36: 38 49 32 39 39 34
+42x38: 46 25 36 43 52 43
+42x46: 48 54 35 37 66 53
+39x42: 32 35 33 27 31 23
+43x50: 54 52 52 72 46 54
+47x36: 23 37 31 29 30 29
+36x45: 32 43 52 28 57 39
+50x40: 40 57 54 50 64 42
+43x46: 33 37 36 30 35 39
+49x43: 47 28 38 44 25 41
+38x38: 30 33 21 47 37 49
+43x36: 45 40 42 40 39 34
+44x41: 29 35 38 17 36 26
+50x40: 33 32 24 42 31 45
+43x40: 28 26 34 35 30 29
+45x40: 47 49 48 43 37 54
+45x47: 65 58 53 49 43 59
+41x46: 62 54 47 43 53 33
+47x41: 63 47 68 45 39 42
+38x46: 49 40 42 54 37 47
+47x39: 33 32 33 35 30 32
+45x38: 29 31 32 33 31 23
+40x42: 40 36 49 34 41 60
+50x35: 39 41 49 42 41 58
+44x38: 48 45 49 48 38 32
+44x40: 47 43 47 44 53 38
+46x46: 57 53 54 50 60 52
+50x45: 39 37 37 39 53 35
+48x45: 59 44 59 69 45 58
+47x46: 57 63 55 57 49 52
+48x38: 52 48 52 53 30 48
+43x37: 46 43 34 31 48 42
+40x49: 49 49 45 48 47 62
+46x48: 65 69 60 54 60 34
+43x38: 26 27 26 21 28 39
+36x44: 35 36 44 43 38 48
+41x42: 32 47 63 40 31 56
+36x45: 36 47 39 48 41 37
+48x39: 43 38 38 25 30 33
+48x36: 47 44 43 47 41 44
+37x46: 51 36 39 35 52 49
+35x43: 16 23 36 28 23 27
+36x46: 39 47 58 30 45 40
+44x35: 34 38 34 44 35 50
+44x37: 28 43 43 37 52 46
+38x40: 19 22 28 27 27 32
+36x44: 29 25 35 30 31 18
+40x47: 57 56 52 35 54 38
+35x49: 36 28 25 24 33 29
+35x42: 38 37 33 41 41 35
+48x49: 56 60 62 48 68 68
+42x50: 31 36 51 41 32 32
+47x36: 25 32 36 29 29 28
+50x36: 34 23 42 30 30 32
+45x37: 35 18 29 32 36 30
+43x43: 37 29 24 32 38 36
+42x42: 26 24 28 40 41 36
+47x37: 57 42 43 44 43 40
+41x40: 53 42 38 50 32 38
+37x37: 35 32 43 29 39 35
+48x45: 32 36 51 41 34 46
+47x38: 52 45 46 41 52 40
+40x38: 16 29 19 29 34 28
+42x40: 37 24 28 25 38 30
+47x46: 59 46 50 54 62 61
+38x35: 27 31 45 35 30 39
+47x39: 47 41 36 58 47 50
+50x40: 53 49 57 44 53 54
+37x47: 25 23 31 38 36 26
+37x42: 35 46 44 40 37 38
+49x46: 68 49 74 53 48 61
+38x48: 30 39 34 21 31 37
+47x48: 40 44 38 38 43 37
+49x48: 33 41 54 47 42 38
+42x49: 32 31 38 42 41 39
+35x47: 49 56 38 31 33 46
+39x47: 42 49 59 47 40 48
+35x41: 37 31 44 28 43 40
+47x39: 44 44 62 30 53 53
+47x41: 43 44 50 67 46 46
+43x44: 28 30 29 39 32 37
+43x48: 55 62 66 52 41 46
+49x41: 26 36 40 45 33 27
+43x50: 45 66 70 59 52 42
+40x39: 47 42 32 41 44 33
+44x37: 40 25 23 26 25 29
+43x46: 36 55 56 72 37 48
+48x47: 47 57 59 59 63 61
+42x49: 52 58 50 59 46 51
+42x37: 37 37 47 38 44 38
+35x39: 41 35 28 38 29 38
+43x43: 35 27 34 38 33 29
+48x48: 51 60 61 62 57 63
+43x38: 32 29 28 29 25 25
+47x44: 39 25 43 35 31 36
+44x50: 28 26 43 41 42 43
+42x43: 28 32 32 37 38 29
+48x44: 69 57 49 48 58 45
+36x39: 37 29 41 38 25 48
+40x37: 30 30 25 29 22 19
+39x39: 34 25 32 27 25 25
+43x36: 25 23 32 26 32 30
+50x36: 52 53 50 43 44 37
+48x44: 41 32 45 47 37 21
+40x47: 32 34 37 28 30 33
+41x36: 42 38 48 49 38 16
+45x39: 32 43 31 25 32 31
+41x49: 42 36 32 36 29 33
+36x41: 36 43 37 35 35 41
+46x42: 44 48 64 50 54 41
+37x44: 31 32 26 26 34 18
+48x40: 58 50 39 46 45 56
+50x48: 69 69 60 53 57 62
+39x46: 34 38 30 32 31 29
+43x50: 46 63 59 57 50 56
+50x41: 44 29 40 27 33 34
+36x35: 17 26 20 18 28 22
+44x40: 54 34 40 51 45 47
+46x45: 30 42 46 32 39 35
+43x39: 30 27 26 26 29 43
+47x43: 41 58 50 52 60 48
+38x39: 31 23 24 23 30 25
+35x38: 26 39 38 37 29 36
+36x42: 33 37 38 40 39 45
+40x44: 28 53 39 42 54 51
+40x44: 35 31 24 31 28 33
+37x46: 34 31 27 23 27 38
+50x41: 45 43 47 47 57 74
+37x44: 46 48 34 36 42 43
+38x39: 25 50 33 41 32 44
+47x42: 31 48 35 30 29 37
+42x35: 29 19 29 35 22 20
+44x44: 33 33 33 31 36 29
+39x35: 28 21 24 25 22 23
+38x45: 28 29 33 25 32 32
+46x49: 57 48 62 60 64 57
+40x46: 21 41 34 25 36 38
+50x46: 48 32 44 34 38 44
+46x42: 47 59 45 47 52 46
+46x43: 36 37 40 37 29 31
+41x40: 25 35 30 26 24 29
+49x43: 48 64 38 60 48 61
+39x45: 42 49 56 44 40 42
+50x48: 70 68 59 57 60 56
+41x47: 41 50 51 55 46 53
+45x43: 48 57 50 49 48 46
+35x36: 31 30 46 31 31 29
+40x40: 31 38 44 41 52 40
+44x45: 41 58 46 60 46 51
+44x37: 36 35 49 48 40 44
+46x41: 46 43 44 51 52 53
+43x49: 40 42 35 37 41 28
+49x35: 36 35 28 32 21 23
+38x37: 47 33 28 44 28 36
+49x42: 61 56 49 54 41 56
+38x43: 43 45 46 37 42 40
+44x44: 50 50 42 62 54 38
+41x39: 27 31 32 21 29 29
+39x39: 21 33 36 33 22 24
+42x38: 37 31 50 50 33 47
+41x37: 41 37 42 43 35 37
+35x47: 38 48 46 36 46 40
+43x48: 44 33 30 32 37 47
+50x49: 71 59 58 63 64 62
+41x39: 44 38 39 42 32 51
+40x44: 37 39 26 27 27 26
+46x48: 33 43 40 42 46 36
+42x50: 39 27 41 34 50 33
+47x48: 66 57 52 58 57 57
+44x35: 31 14 22 33 31 22
+44x35: 38 40 43 33 43 41
+48x48: 39 42 55 30 53 37
+38x40: 27 29 24 27 22 27
+38x45: 48 43 37 45 46 43
+35x47: 47 47 60 41 33 31
+36x50: 44 41 50 52 41 50
+48x41: 51 52 53 41 54 53
+44x47: 38 53 55 59 59 53
+48x38: 38 27 22 44 40 21
+41x40: 41 41 34 49 39 46
+44x37: 29 34 21 25 26 32
+43x44: 28 33 39 30 34 31
+50x37: 44 59 49 49 33 51
+47x49: 41 69 62 55 70 56
+49x46: 37 38 45 40 45 34
+37x35: 29 26 19 23 13 21
+37x50: 31 35 27 43 36 20
+49x44: 41 57 59 52 65 57
+45x49: 54 62 63 48 55 59
+41x40: 36 46 43 51 39 37
+48x50: 41 35 46 45 32 57
+38x45: 33 25 23 32 33 33
+43x45: 44 66 49 51 46 41
+50x37: 38 25 32 38 26 32
+39x45: 50 38 28 53 44 53
+43x38: 36 25 29 24 27 27
+50x40: 43 49 63 53 47 55
+42x40: 26 29 29 31 37 29
+35x46: 37 27 15 29 31 26
+47x50: 57 65 59 53 62 65
+47x37: 30 28 22 27 42 31
+45x44: 45 39 51 69 54 46
+39x49: 33 42 34 28 38 32
+44x48: 30 42 32 41 37 41
+45x46: 42 48 49 64 52 61
+47x37: 31 29 28 24 33 35
+49x43: 41 42 34 39 30 38
+37x39: 27 18 30 33 24 24
+45x41: 45 45 45 46 46 56
+45x50: 40 45 46 35 31 43
+38x48: 48 40 33 41 60 55
+45x49: 43 41 35 34 38 48
+50x42: 39 53 63 51 60 58
+40x47: 59 52 41 49 40 48
+38x40: 25 29 25 27 26 23
+47x48: 47 47 41 35 37 32
+37x36: 16 30 20 25 32 20
+46x46: 59 53 67 41 64 46
+36x48: 44 40 44 43 62 33
+50x40: 45 43 55 44 61 60
+49x46: 54 63 67 56 52 57
+35x48: 31 48 39 50 44 44
+39x38: 44 33 41 39 36 37
+49x44: 54 59 46 60 50 60
+44x39: 27 33 37 33 29 23
+40x44: 23 34 27 36 34 27
+36x41: 24 27 29 22 31 23
+47x40: 52 44 52 58 48 37
+38x45: 33 34 34 23 35 20
+39x36: 34 23 29 24 24 21
+35x49: 39 30 25 22 28 32
+43x50: 50 65 61 46 53 57
+49x43: 35 39 38 37 40 35
+37x44: 27 30 30 27 21 33
+41x41: 20 24 35 32 23 35
+45x45: 30 36 41 40 42 35
+40x49: 35 34 24 35 50 29
+48x43: 38 41 38 40 30 37
+46x43: 53 47 40 69 48 45
+42x44: 53 48 49 39 58 39
+37x44: 28 29 39 23 27 22
+39x47: 57 51 62 46 34 38
+40x36: 36 42 34 29 41 39
+42x38: 35 26 29 21 30 26
+42x47: 31 39 41 35 27 36
+40x35: 32 35 29 46 35 36
+50x40: 42 25 37 35 35 34
+48x43: 40 31 45 28 37 42
+50x49: 44 39 45 41 47 39
+40x45: 33 23 31 32 42 34
+44x41: 31 28 25 28 35 35
+48x50: 66 56 61 60 61 66
+48x42: 44 49 43 51 57 63
+42x50: 69 63 59 45 49 42
+49x40: 47 52 52 42 57 52
+42x41: 19 27 34 35 36 31
+38x39: 31 37 40 46 36 38
+44x36: 41 31 51 41 42 41
+40x44: 37 28 23 27 29 37
+50x49: 38 42 41 48 40 47
+48x38: 31 46 45 24 22 24
+44x46: 44 34 35 35 28 34
+49x38: 34 57 45 56 50 42
+47x46: 65 57 51 54 59 47
+41x49: 42 38 30 36 26 35
+40x45: 49 60 47 40 35 47
+45x43: 33 31 36 35 43 32
+50x43: 60 53 52 56 55 55
+38x41: 26 19 28 34 22 27
+35x42: 21 14 20 33 39 27
+48x43: 54 53 46 58 56 49
+39x40: 42 38 41 43 35 42
+36x35: 31 34 26 38 35 28
+36x36: 28 27 48 41 28 31
+37x40: 35 42 33 40 32 44
+35x36: 24 18 28 24 21 17
+43x41: 47 42 36 46 43 55
+46x39: 50 34 43 54 39 56
+40x35: 32 28 21 28 17 17
+46x36: 54 36 44 37 44 42
+37x47: 35 49 47 49 33 54
+45x35: 39 37 56 42 39 34
+35x41: 20 29 24 25 19 25
+36x48: 56 37 52 46 34 45
+44x47: 50 50 56 55 53 55
+41x42: 45 48 50 30 46 48
+35x46: 32 42 53 30 43 50
+38x36: 35 43 29 36 27 39
+38x41: 20 27 22 33 23 30
+41x49: 53 48 56 41 59 54
+37x40: 30 37 39 36 37 48
+38x42: 53 49 29 33 43 37
+43x40: 52 40 37 49 45 41
+38x37: 31 39 36 32 37 41
+37x37: 21 27 21 24 27 24
+50x41: 33 20 38 35 34 47
+42x49: 47 61 63 47 51 50
+39x41: 43 43 36 39 39 45
+42x38: 48 27 41 39 39 53
+46x36: 32 29 40 25 31 22
+35x46: 35 21 29 24 33 23
+35x41: 29 33 40 33 43 43
+37x36: 20 20 32 29 17 25
+44x39: 42 53 48 57 28 37
+44x46: 40 35 46 25 36 28
+45x35: 37 43 40 50 34 38
+47x49: 43 48 35 33 35 45
+50x42: 52 61 60 51 45 56
+43x36: 38 38 46 33 37 48
+48x38: 46 44 44 53 45 48
+44x35: 27 26 24 27 24 26
+36x49: 33 37 36 25 24 37
+48x47: 28 35 38 50 37 52
+40x49: 33 36 33 40 36 29
+40x50: 42 34 30 33 32 37
+40x36: 24 21 29 31 21 30
+43x44: 38 34 29 34 26 34
+40x45: 49 45 47 43 40 54
+46x44: 48 60 41 54 41 64
+41x44: 28 34 30 31 29 29
+48x48: 62 62 66 55 62 50
+37x50: 37 31 37 29 21 36
+35x38: 36 32 33 30 36 38
+41x38: 46 47 40 40 34 34
+46x50: 51 54 62 53 64 70
+38x48: 34 27 33 34 32 31
+42x36: 42 26 55 36 35 44
+35x48: 31 32 26 26 33 27
+35x38: 22 23 24 15 26 22
+41x39: 40 31 41 46 43 45
+48x44: 53 53 54 49 61 55
+44x36: 46 36 35 41 39 46
+46x40: 23 28 41 31 39 33
+39x45: 26 42 31 22 34 39
+42x42: 33 66 53 40 38 42
+37x50: 55 43 44 48 37 58
+47x42: 36 25 42 34 37 36
+43x47: 51 55 55 45 55 51
+47x46: 33 39 29 31 39 53
+49x36: 53 54 49 49 35 34
+45x43: 33 33 32 33 39 40
+40x36: 27 26 19 30 21 32
+43x39: 27 25 31 31 30 37
+35x42: 28 19 34 26 21 25
+44x45: 48 52 63 44 45 56
+42x35: 32 42 29 35 49 36
+40x40: 24 27 28 28 31 31
+43x42: 31 38 24 39 31 33
+35x41: 43 34 33 30 40 41
+45x41: 41 42 60 52 53 39
+44x49: 35 35 28 32 49 44
+38x42: 35 25 32 32 23 21
+47x40: 44 49 42 52 53 47
+40x38: 30 24 20 31 33 18
+46x43: 52 54 52 41 59 47
+35x39: 35 33 34 42 35 31
+39x46: 49 42 50 51 40 46
+41x46: 49 36 57 54 40 57
+35x47: 52 38 47 44 39 36
+37x45: 31 22 30 32 39 26
+48x39: 34 68 50 43 49 43
+49x38: 43 61 47 39 55 41
+47x42: 50 54 41 51 60 45
+36x45: 28 31 26 32 26 37
+42x46: 53 52 43 51 53 44
+36x38: 26 27 22 24 18 27
+50x37: 31 35 20 37 37 31
+44x44: 47 48 44 44 58 55
+36x50: 40 29 28 28 37 30
+48x39: 52 51 42 50 35 57
+48x48: 64 59 51 52 67 60
+39x47: 49 49 45 45 38 56
+46x46: 36 51 31 37 32 37
+47x43: 23 38 38 27 42 42
+38x35: 35 36 30 42 34 27
+39x50: 22 38 35 33 36 44
+41x49: 49 28 36 29 32 34
+40x40: 31 31 28 27 28 23
+44x48: 56 55 63 48 46 60
+35x39: 26 25 27 26 18 20
+42x48: 35 35 40 37 38 38
+45x40: 37 45 50 45 33 67
+43x37: 42 47 37 37 45 36
+45x41: 50 39 49 51 43 53
+47x50: 59 64 47 56 71 61
+42x38: 49 44 44 46 33 32
+41x41: 27 52 30 47 49 48
+41x36: 39 27 33 36 41 50
+46x36: 36 30 33 31 17 32
+43x35: 39 29 35 35 48 45
+38x36: 25 25 30 17 23 24
+39x43: 39 31 18 33 31 29
+38x44: 48 37 42 47 47 37
+37x38: 29 35 10 20 28 21
+35x41: 35 43 34 38 33 37
+39x36: 28 46 29 35 36 39
+46x44: 49 57 65 45 42 57
+43x35: 32 43 42 37 41 37
+35x39: 34 27 31 41 40 36
+37x37: 26 23 28 25 21 21
+35x47: 36 43 34 42 46 49
+43x36: 36 41 44 44 39 35
+46x38: 26 36 31 28 31 28
+42x44: 49 52 62 39 47 40
+50x37: 24 44 21 26 40 36
+45x42: 53 51 36 49 47 52
+44x36: 23 29 35 29 26 25
+36x50: 43 50 40 46 50 46
+37x47: 31 30 25 29 28 36
+49x46: 54 35 43 42 35 31
+40x36: 23 27 25 26 23 32
+49x48: 42 61 69 70 64 56
+38x49: 61 47 45 47 47 41
+47x40: 27 25 29 34 40 39
+35x38: 24 30 17 21 22 18
+42x39: 48 38 38 50 49 29
+48x37: 39 40 31 26 34 21
+47x50: 52 33 32 42 32 49
+50x42: 53 59 49 48 50 63
+45x44: 22 45 37 27 42 36
+39x39: 35 40 37 44 33 44
+44x49: 63 50 48 59 52 59
+35x48: 33 24 26 29 33 31
+42x41: 27 32 27 33 33 29
+48x41: 33 26 40 33 44 32
+39x45: 37 46 38 46 56 44
+41x42: 68 36 35 46 49 32
+50x40: 40 37 28 42 27 34
+43x46: 36 53 56 43 63 53
+44x41: 28 36 28 22 41 27
+50x35: 25 21 42 32 27 29
+41x48: 56 50 55 55 41 48
+39x48: 57 39 49 45 48 52
+36x36: 18 25 19 28 32 21
+40x40: 49 36 46 38 36 44
+43x37: 33 43 44 46 40 39
+38x38: 41 37 48 28 36 36
+42x40: 50 33 34 43 58 39
+45x41: 20 30 41 39 33 31
+39x40: 37 51 40 32 44 36
+37x39: 37 32 32 43 38 39
+36x46: 33 23 34 20 31 38
+47x48: 42 46 33 40 45 33
+41x44: 31 30 27 26 34 33
+47x43: 60 49 54 43 59 48
+39x36: 43 35 49 28 36 30
+50x43: 39 27 39 41 43 35
+50x43: 58 50 46 62 61 52
+45x38: 50 34 53 45 48 37
+44x40: 39 28 31 24 24 35
+46x44: 53 57 59 46 56 43
+44x35: 35 46 41 38 44 33
+42x44: 47 49 56 45 41 49
+35x39: 26 27 49 45 29 37
+36x45: 36 47 43 46 45 32
+46x35: 33 24 22 36 32 18
+39x45: 35 45 49 50 43 48
+36x48: 48 46 46 39 44 44
+43x45: 54 43 40 59 48 52
+47x35: 34 42 41 51 42 42
+45x41: 34 61 47 64 44 32
+39x42: 21 41 35 26 23 35
+38x50: 42 56 60 48 38 51
+38x45: 44 49 42 40 50 38
+45x43: 32 49 48 48 70 48
+46x44: 24 25 42 47 35 37
+43x36: 33 32 45 50 40 39
+47x45: 41 36 31 39 34 43
+49x43: 40 36 40 39 35 33
+38x35: 42 37 34 21 34 38
+39x50: 31 35 35 35 35 36
+48x48: 54 53 66 56 63 64
+43x37: 37 43 36 42 46 39
+37x46: 31 28 26 34 31 29
+43x35: 29 26 24 28 25 22
+45x41: 36 39 28 27 31 33
+48x46: 38 32 52 30 41 46
+42x47: 45 60 47 51 52 47
+49x36: 46 45 57 41 37 49
+41x38: 27 30 25 23 25 26
+46x46: 63 51 36 63 58 51
+41x39: 27 23 22 29 29 39
+47x38: 46 48 52 39 47 45
+43x38: 36 48 43 44 43 37
+37x39: 30 26 21 31 29 18
+47x42: 53 64 42 59 35 49
+50x36: 37 28 26 36 36 29
+44x43: 37 37 19 42 26 34
+38x49: 57 45 47 46 43 50
+38x39: 36 36 41 35 37 44
+38x38: 37 35 42 37 32 41
+36x37: 45 37 32 36 28 28
+37x39: 34 35 37 38 48 30
+37x47: 35 29 24 33 27 31
+47x35: 25 23 26 34 31 26
+35x44: 22 21 22 26 40 23
+38x43: 40 31 51 43 39 50
+46x45: 32 33 33 38 45 43
+38x49: 48 38 52 47 47 56
+45x36: 44 44 35 26 47 52
+42x37: 33 25 21 27 33 28
+45x37: 45 42 44 39 52 35
+46x38: 36 53 52 41 36 52
+45x45: 58 38 49 63 52 52
+47x37: 28 38 30 25 25 34
+39x40: 57 36 37 39 43 30
+45x46: 61 54 47 50 43 63
+41x42: 25 36 29 26 29 36
+49x50: 54 39 46 42 37 38
+46x38: 57 38 66 47 32 37
+43x35: 28 22 21 22 29 31
+45x47: 40 35 31 38 33 47
+49x47: 56 57 58 68 57 58
+42x48: 34 29 35 43 40 42
+50x39: 55 52 47 53 47 46
+50x50: 45 47 37 46 38 42
+36x40: 25 24 28 25 27 27
+48x40: 56 44 40 43 61 50
+48x39: 26 36 38 27 42 38
+48x45: 33 29 30 52 48 48
+48x41: 34 26 39 32 38 38
+40x44: 48 46 50 40 41 48
+43x47: 26 35 39 38 37 34
+43x38: 44 21 34 21 21 26
+35x38: 22 21 16 29 22 21
+45x39: 31 28 34 28 48 26
+43x39: 35 33 21 32 31 29
+40x44: 35 35 38 19 24 31
+37x50: 50 46 43 55 39 51
+41x44: 33 36 34 26 27 25
+42x48: 49 44 62 56 46 56
+40x45: 40 44 52 45 51 46
+47x49: 43 33 39 45 39 40
+48x39: 47 43 61 42 49 50
+47x39: 36 25 29 38 30 36
+48x40: 59 63 42 40 38 53
+46x44: 49 50 51 59 54 48
+46x44: 45 56 53 51 51 55
+46x39: 33 24 34 43 24 37
+36x50: 40 50 52 53 42 41
+47x48: 71 49 71 52 51 59
+48x42: 38 44 44 22 34 41
+39x46: 30 33 28 46 26 32
+37x40: 40 39 37 37 33 42
+44x44: 43 29 44 37 23 20
+41x49: 56 52 48 51 59 43
+43x43: 32 35 35 27 26 41
+36x37: 26 32 45 37 39 28
+44x50: 44 30 38 36 43 33
+47x48: 49 68 50 57 53 67
+38x47: 50 41 50 45 41 50
+48x36: 41 49 52 47 31 48
+42x48: 37 42 25 42 36 41
+35x50: 53 57 39 42 34 44
+50x35: 58 36 51 32 55 41
+42x35: 38 37 43 38 44 28
+44x39: 39 50 38 58 39 38
+38x43: 30 44 46 44 38 49
+36x40: 34 34 43 39 39 34
+36x38: 25 37 38 34 40 36
+47x35: 28 29 26 27 28 27
+43x37: 47 43 31 44 33 45
+39x45: 33 32 25 35 35 34
+46x49: 25 50 53 41 34 36
+41x38: 38 46 34 48 35 37
+39x43: 30 31 28 32 29 32
+40x35: 48 24 34 33 40 38
+45x48: 63 60 57 53 43 58
+47x46: 59 55 43 63 53 57
+41x39: 32 43 44 38 45 44
+41x48: 45 42 56 51 54 56
+43x47: 67 47 47 42 53 56
+35x40: 36 28 37 48 32 35
+48x37: 41 21 42 28 30 30
+40x35: 32 31 36 35 35 46
+42x35: 44 40 33 33 40 36
+38x48: 19 36 31 38 29 39
+48x35: 39 39 39 50 43 47
+47x39: 52 47 44 44 55 40
+48x45: 38 34 36 40 52 40
+43x40: 34 34 32 18 26 37
+40x43: 46 49 43 51 36 40
+35x48: 32 28 27 30 32 26
+48x48: 42 42 46 44 48 33
+47x46: 51 47 62 62 67 45
+36x40: 20 27 27 27 25 30
+40x48: 34 46 47 23 26 31
+41x41: 48 40 48 43 42 40
+48x47: 35 31 53 46 32 43
+42x38: 26 30 27 27 21 36
+38x46: 42 28 27 25 27 30
+36x38: 21 23 26 28 28 17
+47x37: 49 49 40 49 44 36
+48x44: 52 63 58 44 51 58
+37x45: 27 27 25 29 40 32
+46x37: 21 37 35 36 22 28
+38x43: 37 26 27 22 34 22
+41x39: 28 29 30 24 33 25
+49x37: 34 28 29 30 35 35
+39x40: 45 40 44 33 40 40
+45x38: 33 25 37 22 33 30
+44x37: 29 31 26 28 26 28
+44x47: 30 41 34 44 42 18
+39x36: 28 30 23 24 28 23
+37x46: 27 32 37 31 24 29
+43x45: 51 47 46 58 47 48
+48x41: 48 56 45 50 52 50
+36x41: 29 26 20 27 26 27
+44x35: 42 33 31 45 39 45
+44x42: 45 47 46 56 41 49
+48x46: 33 28 37 58 38 45
+48x41: 53 48 49 49 47 57
+40x47: 53 47 51 46 38 56
+48x49: 68 58 74 48 62 57
+47x47: 62 63 53 64 50 48
+47x37: 25 33 19 44 28 31
+50x37: 30 35 31 34 34 28
+47x37: 44 48 32 52 43 45
+49x40: 37 29 31 42 31 38
+39x42: 33 37 38 43 45 54
+39x38: 50 30 48 21 39 45
+46x50: 66 50 65 52 66 58
+43x37: 45 45 35 42 40 37
+44x37: 40 36 47 39 46 44
+48x49: 50 59 83 53 58 64
+44x45: 37 33 38 30 38 34
+45x39: 32 31 35 22 40 34
+36x48: 30 25 36 33 30 38
+48x38: 40 52 57 56 38 40
+46x36: 55 33 40 40 50 38
+50x36: 41 42 59 46 46 46
+41x50: 57 46 52 63 41 57
+35x48: 33 37 30 25 24 26
+42x36: 37 38 29 36 43 47
+42x44: 46 45 42 49 51 50
+38x38: 37 37 42 50 27 31
+44x37: 49 50 36 34 39 42
+35x38: 22 19 15 23 25 27
+40x38: 40 42 41 42 23 47
+43x37: 31 31 24 26 27 29
+45x43: 40 32 34 30 38 36
+49x36: 46 36 49 45 49 48
+43x35: 26 36 21 23 28 20
+38x37: 21 30 20 23 23 26
+46x35: 45 41 43 43 38 39
+45x43: 40 40 28 40 34 28
+42x49: 54 47 49 49 54 63
+35x47: 25 23 35 23 41 18
+38x44: 31 26 27 26 27 30
+41x43: 37 48 54 39 36 59
+46x42: 49 51 58 42 60 40
+39x39: 37 38 29 52 30 45
+43x49: 45 50 64 52 62 53
+38x37: 37 40 34 29 42 34
+50x39: 36 35 31 40 32 34
+42x36: 28 24 29 33 24 30
+39x47: 29 21 28 44 35 37
+50x49: 68 58 73 64 56 62
+42x39: 26 23 34 32 37 30
+47x37: 37 26 28 25 31 32
+44x45: 34 38 35 34 34 34
+40x40: 22 35 36 22 23 30
+42x36: 35 20 38 28 26 20
+46x38: 36 26 31 25 24 38
+39x37: 26 27 22 19 35 26
+47x38: 38 46 49 40 47 55
+39x41: 36 20 29 25 24 35
+43x39: 40 48 44 38 45 43
+50x49: 49 41 50 48 31 36
+44x41: 36 44 52 46 55 45
+35x45: 29 36 40 39 49 48
+38x35: 32 44 39 35 27 29
+50x42: 50 46 51 68 49 58
+48x44: 50 58 59 54 46 59
+44x36: 37 44 39 36 48 39
+48x46: 50 50 56 75 55 53
+38x35: 24 17 23 25 17 25
+36x49: 49 40 52 49 49 35
+48x36: 35 35 26 38 33 24
+44x46: 30 34 37 38 36 34
+46x41: 59 49 48 38 53 45
+42x45: 35 34 38 36 30 36
+42x47: 54 49 52 48 51 51
+40x40: 18 26 28 40 25 31
+39x43: 47 48 43 33 40 48
+48x35: 49 39 41 53 39 38
+47x45: 28 30 39 44 29 55
+41x35: 28 16 29 24 23 22
+46x45: 65 66 45 52 51 39
+37x39: 47 33 27 37 31 46
+43x44: 59 41 52 52 40 50
+49x47: 58 65 58 66 50 57
+41x48: 33 32 43 40 30 30
+50x38: 56 46 54 44 57 38
+45x39: 30 39 32 31 31 32
+44x41: 29 34 31 30 25 32
+44x49: 39 39 38 36 37 34
+42x44: 27 38 35 33 33 30
+46x47: 54 47 71 55 54 56
+49x40: 55 53 48 55 45 46
+39x39: 19 25 31 28 37 29
+40x38: 21 23 30 19 39 24
+45x45: 39 31 33 43 38 40
+49x46: 49 61 52 52 67 63
+45x45: 45 49 60 43 46 70
+43x38: 37 44 66 23 43 45
+49x48: 43 39 37 47 46 43
+46x49: 56 70 52 50 65 52
+45x37: 40 36 53 54 34 42
+43x50: 53 41 56 62 63 56
+50x45: 35 37 39 42 45 41
+49x37: 46 54 49 46 46 39
+41x46: 49 45 50 43 51 53
+45x35: 22 32 21 23 31 35
+47x44: 57 62 53 51 49 47
+39x45: 45 50 47 42 48 39
+42x36: 20 34 26 35 24 29
+49x41: 31 39 30 32 40 36
+41x41: 46 42 49 46 38 40
+42x45: 52 40 54 57 39 51
+37x39: 29 29 40 37 35 52
+40x35: 32 40 35 37 40 31
+42x48: 49 46 51 50 55 59
+40x48: 50 51 47 41 46 60
+45x46: 49 30 34 41 36 34
+38x39: 34 42 32 40 40 38
+46x35: 30 37 40 41 43 55
+45x42: 58 50 47 49 43 45
+48x35: 47 47 46 39 44 37
+49x42: 50 61 58 50 59 40
+49x37: 40 41 52 49 49 49
+48x47: 65 59 46 57 59 59
+35x35: 26 17 15 28 13 22
+42x49: 34 37 41 32 36 43
+44x43: 32 39 30 32 30 33
+43x47: 50 57 49 56 50 48
+43x46: 52 49 59 50 54 43
+44x41: 30 20 30 31 36 35
+49x50: 56 69 58 64 72 56
+43x44: 27 34 32 29 43 31
+43x50: 49 51 54 56 62 58
+49x37: 48 45 45 50 44 47
+46x36: 50 48 45 39 36 39
+46x50: 36 30 46 42 44 41
+42x46: 33 40 42 29 31 35
+50x36: 45 52 56 47 37 43
+43x36: 28 30 26 29 27 27
+36x47: 44 34 48 49 44 43
+42x47: 38 22 37 32 35 46
diff --git a/src/main.zig b/src/main.zig
index 12077fe..cd86537 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -3,10 +3,10 @@ const std = @import("std");
 const day = @import("day");
 
 pub fn main() !void {
-    var arena = std.heap.ArenaAllocator.init(std.heap.page_allocator);
-    defer arena.deinit();
+    var gpa: std.heap.DebugAllocator(.{}) = .init;
+    defer std.debug.assert(gpa.deinit() == .ok);
 
-    const allocator = arena.allocator();
+    const allocator = gpa.allocator();
 
     std.debug.print("{s}\n", .{day.title});
     try day.run(allocator);