fuck me

day2/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "day2"
+version = "0.1.0"

day2/src/main.rs

@@ -1,3 +1,99 @@
-fn main() {
-    println!("Hello, world!");
+use std::fs;
+use std::io::Error;
+use std::slice::Split;
+
+/*
+  Mi:
+  A: 1 for rock
+  B: 2 for paper
+  C: 3 for scissors
+
+  U:
+  X: 1 for rock
+  Y: 2 for paper
+  Z: 3 for scissors
+
+  pts:
+  0: Loss
+  3: Tie
+  6: Win
+*/
+
+fn calc(result: Vec<&str>) {
+    let mut score: i32 = 0;
+    let mut score2: i32 = 0;
+    let mut new_vec: Vec<Vec<&str>> = [].to_vec();
+
+    result.iter().map(|x| {
+        let mut arr: Vec<_> = x.split(" ").collect();
+
+        if arr[0] == "A" { arr[0] = "1"; };
+        if arr[0] == "B" { arr[0] = "2"; };
+        if arr[0] == "C" { arr[0] = "3"; };
+
+        if arr[1] == "X" { arr[1] = "1"; };
+        if arr[1] == "Y" { arr[1] = "2"; };
+        if arr[1] == "Z" { arr[1] = "3"; };
+
+        let pick_points: i32 = arr[1].parse().unwrap();
+        score = score + pick_points;
+
+        if arr[0] == arr[1] {
+            score = score + 3;
+        } else {
+
+            let rock_win: Vec<_> =  ["3", "1"].to_vec();
+            let paper_win: Vec<_> =  ["1", "2"].to_vec();
+            let scissors_win: Vec<_> =  ["2", "3"].to_vec();
+
+            if rock_win == arr { score = score + 6; };
+            if paper_win == arr { score = score + 6; };
+            if scissors_win == arr { score = score + 6; };
+            
+        };
+
+        if arr[1] == "2" {
+            new_vec.push([arr[0], arr[0]].to_vec())
+        } else if arr[1] == "1" {
+            if arr[0] == "1" { new_vec.push([arr[0], "3"].to_vec()) }
+            if arr[0] == "2" { new_vec.push([arr[0], "1"].to_vec()) }
+            if arr[0] == "3" { new_vec.push([arr[0], "2"].to_vec()) }
+        } else if arr[1] == "3" {
+            if arr[0] == "3" { new_vec.push([arr[0], "1"].to_vec()) }
+            if arr[0] == "1" { new_vec.push([arr[0], "2"].to_vec()) }
+            if arr[0] == "2" { new_vec.push([arr[0], "3"].to_vec()) }
+        } else { println!("fail") }
+        
+    }).collect::<()>();
+
+    for i in new_vec.iter() {
+        let pick_points: i32 = i[1].parse().unwrap();
+        score2 = score2 + pick_points;
+
+        if i[0] == i[1] {
+            score2 = score2 + 3;
+        } else {
+
+            let rock_win: Vec<_> =  ["3", "1"].to_vec();
+            let paper_win: Vec<_> =  ["1", "2"].to_vec();
+            let scissors_win: Vec<_> =  ["2", "3"].to_vec();
+
+            if &rock_win == i { score2 = score2 + 6; };
+            if &paper_win == i { score2 = score2 + 6; };
+            if &scissors_win == i { score2 = score2 + 6; };
+            
+        };
+
+    }
+
+    println!("{:?}", score);
+    println!("{:?}", score2);
+    
+}
+
+fn main() {
+    let input = fs::read_to_string("input.txt").expect("fuck me sideways");
+    let result: Vec<_> = input.split("\n").collect();
+
+    calc(result);
 }