add day 5

1 files changed, 0 insertions, 46 deletions

diff --git a/day-3/main.zig b/day-3/main.zig
deleted file mode 100644
index 57057bf..0000000
--- a/day-3/main.zig
+++ /dev/null
@@ -1,46 +0,0 @@
-const std = @import("std");
-
-pub fn puzzle_1(input: []const u8) u16 {
-    var iter = std.mem.split(u8, input, "\n");
-
-    var count: u16 = 0;
-    while (iter.next()) |line| {
-        var p1: u64 = 0;
-        var p2: u64 = 0;
-
-        for (line[0 .. line.len / 2]) |_, i| {
-            p1 |= @as(u64, 1) << @intCast(u6, line[i] - 65); // 65 == 'A'
-            p2 |= @as(u64, 1) << @intCast(u6, line[i + line.len / 2] - 65);
-        }
-
-        count += char_to_priority(@intCast(u8, 65 + 63) - @clz(p1 & p2));
-    }
-
-    return count;
-}
-
-pub fn puzzle_2(input: []const u8) u16 {
-    var iter = std.mem.split(u8, input, "\n");
-
-    var count: u16 = 0;
-    mainLoop: while (true) {
-        var parts = std.mem.zeroes([3]u64);
-
-        for (parts) |*p| {
-            const line = iter.next() orelse break :mainLoop;
-            for (line) |_, i| {
-                p.* |= @as(u64, 1) << @intCast(u6, line[i] - 65);
-            }
-        }
-
-        count += char_to_priority(@intCast(u8, 65 + 63) - @clz(parts[0] & parts[1] & parts[2]));
-    }
-
-    return count;
-}
-
-fn char_to_priority(char: u8) u8 {
-    if (char >= 65 and char <= 90)
-        return char - 38;
-    return char - 96;
-}