Added 2022, first few problems

1 files changed, 13 insertions, 0 deletions

diff --git a/2022/02/a.rs b/2022/02/a.rs
new file mode 100644
index 0000000..1a49a6b
--- /dev/null
+++ b/2022/02/a.rs
@@ -0,0 +1,13 @@
+mod common;
+use common::*;
+
+pub fn main() {
+    let play_score = |s: &[u8]| (s[2] as i64) - ('X' as i64) + 1;
+    let win_score = |s: &[u8]| {
+        let other = s[0] as i64 - ('A' as i64);
+        let me = s[2] as i64 - ('X' as i64);
+        3 * ((me - other + 4) % 3)
+    };
+    let score = get_score(play_score, win_score);
+    println!("{score}");
+}