add day 5

1 files changed, 20 insertions, 0 deletions

diff --git a/util/aoc.zig b/util/aoc.zig
new file mode 100644
index 0000000..0c3e668
--- /dev/null
+++ b/util/aoc.zig
@@ -0,0 +1,20 @@
+const std = @import("std");
+
+pub const Result = union(enum) {
+    int: i32,
+    string: []const u8,
+
+    pub fn cmp(self: Result, result: Result) bool {
+        switch (self) {
+            .int => |i| return i == result.int,
+            .string => |s| return std.mem.eql(u8, s, result.string),
+        }
+    }
+
+    pub fn deinit(self: Result, allocator: std.mem.Allocator) void {
+        switch (self) {
+            .string => |s| return allocator.free(s),
+            else => {},
+        }
+    }
+};