summaryrefslogtreecommitdiff
path: root/day-2/main_1.zig
diff options
context:
space:
mode:
authorChristian Segundo2022-12-03 19:28:32 +0100
committerChristian Segundo2022-12-03 19:28:32 +0100
commitee6c6e975dabc6c14f7e8e62e2de1551a431cc7a (patch)
tree834829061b796f3e6168ec1d6b7e1e8ff4469934 /day-2/main_1.zig
parent78fa87cd43cd18f2f9ec4a04c45bcb8036143fd8 (diff)
downloadadvent-of-zig-2022-ee6c6e975dabc6c14f7e8e62e2de1551a431cc7a.tar.gz
refactor to use a meta test
Diffstat (limited to 'day-2/main_1.zig')
-rw-r--r--day-2/main_1.zig68
1 files changed, 0 insertions, 68 deletions
diff --git a/day-2/main_1.zig b/day-2/main_1.zig
deleted file mode 100644
index 51d6b65..0000000
--- a/day-2/main_1.zig
+++ /dev/null
@@ -1,68 +0,0 @@
-const std = @import("std");
-const slurp = @import("util/file.zig").slurp;
-
-var gpa = std.heap.GeneralPurposeAllocator(.{}){};
-const allocator = gpa.allocator();
-
-const Hand = enum(u8) { Rock = 1, Paper = 2, Scissors = 3 };
-const Outcome = enum(u8) { Win = 6, Draw = 3, Lose = 0 };
-
-const KV_Hand = struct { @"0": []const u8, @"1": Hand };
-const KV_Outcome = struct { @"0": []const u8, @"1": Outcome };
-
-const Player_A_KV = std.ComptimeStringMap(Hand, [_]KV_Hand{
- .{ .@"0" = "A", .@"1" = .Rock },
- .{ .@"0" = "B", .@"1" = .Paper },
- .{ .@"0" = "C", .@"1" = .Scissors },
-});
-
-const Outcome_KV = std.ComptimeStringMap(Outcome, [_]KV_Outcome{
- .{ .@"0" = "X", .@"1" = .Lose },
- .{ .@"0" = "Y", .@"1" = .Draw },
- .{ .@"0" = "Z", .@"1" = .Win },
-});
-
-pub fn main() !void {
- const file_buffer = try slurp(allocator, "./input");
- defer allocator.free(file_buffer);
-
- var iter = std.mem.split(u8, file_buffer, "\n");
-
- var score: u16 = 0;
-
- while (iter.next()) |line| {
- if (line.len > 0)
- score += match(
- Player_A_KV.get(&[_]u8{line[0]}).?,
- Outcome_KV.get(&[_]u8{line[2]}).?,
- );
- }
-
- std.debug.print("{d}\n", .{score});
-}
-
-fn match(a: Hand, b: Outcome) u8 {
- switch (a) {
- .Rock => {
- switch (b) {
- .Win => return @enumToInt(b) + @enumToInt(Hand.Paper),
- .Lose => return @enumToInt(b) + @enumToInt(Hand.Scissors),
- .Draw => return @enumToInt(b) + @enumToInt(Hand.Rock),
- }
- },
- .Paper => {
- switch (b) {
- .Win => return @enumToInt(b) + @enumToInt(Hand.Scissors),
- .Lose => return @enumToInt(b) + @enumToInt(Hand.Rock),
- .Draw => return @enumToInt(b) + @enumToInt(Hand.Paper),
- }
- },
- .Scissors => {
- switch (b) {
- .Win => return @enumToInt(b) + @enumToInt(Hand.Rock),
- .Lose => return @enumToInt(b) + @enumToInt(Hand.Paper),
- .Draw => return @enumToInt(b) + @enumToInt(Hand.Scissors),
- }
- },
- }
-}