From f5f940c52b38a5e17092f5896dc2fc13e8443478 Mon Sep 17 00:00:00 2001
From: j-james
Date: Fri, 2 Dec 2022 18:39:47 -0800
Subject: Day Two

---
 2022/nim/day02/src/main.nim | 42 ++++++++++++++++++++++++++++++++++++
 2022/rust/day02/Cargo.lock  |  7 ++++++
 2022/rust/day02/Cargo.toml  |  8 +++++++
 2022/rust/day02/src/main.rs | 52 +++++++++++++++++++++++++++++++++++++++++++++
 util/main.rs                |  2 +-
 5 files changed, 110 insertions(+), 1 deletion(-)
 create mode 100644 2022/nim/day02/src/main.nim
 create mode 100644 2022/rust/day02/Cargo.lock
 create mode 100644 2022/rust/day02/Cargo.toml
 create mode 100644 2022/rust/day02/src/main.rs

diff --git a/2022/nim/day02/src/main.nim b/2022/nim/day02/src/main.nim
new file mode 100644
index 0000000..c26789a
--- /dev/null
+++ b/2022/nim/day02/src/main.nim
@@ -0,0 +1,42 @@
+# Day Two: Rock Paper Scissors
+import std/[os, strutils, sequtils]
+
+let input = paramStr(1).readFile().strip().split("\n").mapIt(it.split(" "))
+
+var score = 0
+for line in input:
+  if line[1] == "X":
+    score += 1
+    if line[0] == "A": score += 3
+    if line[0] == "B": score += 0
+    if line[0] == "C": score += 6
+  if line[1] == "Y":
+    score += 2
+    if line[0] == "A": score += 6
+    if line[0] == "B": score += 3
+    if line[0] == "C": score += 0
+  if line[1] == "Z":
+    score += 3
+    if line[0] == "A": score += 0
+    if line[0] == "B": score += 6
+    if line[0] == "C": score += 3
+echo score
+
+score = 0
+for line in input:
+  if line[1] == "X":
+    score += 0
+    if line[0] == "A": score += 3
+    if line[0] == "B": score += 1
+    if line[0] == "C": score += 2
+  if line[1] == "Y":
+    score += 3
+    if line[0] == "A": score += 1
+    if line[0] == "B": score += 2
+    if line[0] == "C": score += 3
+  if line[1] == "Z":
+    score += 6
+    if line[0] == "A": score += 2
+    if line[0] == "B": score += 3
+    if line[0] == "C": score += 1
+echo score
diff --git a/2022/rust/day02/Cargo.lock b/2022/rust/day02/Cargo.lock
new file mode 100644
index 0000000..52d399b
--- /dev/null
+++ b/2022/rust/day02/Cargo.lock
@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "day02"
+version = "0.1.0"
diff --git a/2022/rust/day02/Cargo.toml b/2022/rust/day02/Cargo.toml
new file mode 100644
index 0000000..843335d
--- /dev/null
+++ b/2022/rust/day02/Cargo.toml
@@ -0,0 +1,8 @@
+[package]
+name = "day02"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/2022/rust/day02/src/main.rs b/2022/rust/day02/src/main.rs
new file mode 100644
index 0000000..fe1494f
--- /dev/null
+++ b/2022/rust/day02/src/main.rs
@@ -0,0 +1,52 @@
+use std::env;
+use std::fs;
+
+fn main() {
+    let args = env::args().nth(1).expect("missing input");
+    let input = fs::read_to_string(args).unwrap();
+    let moves = input.trim().split("\n").map(|x| {
+        let mut vec = x.split(" ");
+        return (vec.next().unwrap(), vec.next().unwrap());
+    }).collect::<Vec<(&str, &str)>>();
+
+    let mut sum = 0;
+    // note: without the iter "moves" is implicitly moved into the loop
+    for i in moves.iter() {
+        match i {
+            // (x, "X") => sum += 1,
+            ("A", "X") => sum += 3 + 1,
+            ("B", "X") => sum += 0 + 1,
+            ("C", "X") => sum += 6 + 1,
+            // (x, "Y") => sum += 2,
+            ("A", "Y") => sum += 6 + 2,
+            ("B", "Y") => sum += 3 + 2,
+            ("C", "Y") => sum += 0 + 2,
+            // (x, "Z") => sum += 3,
+            ("A", "Z") => sum += 0 + 3,
+            ("B", "Z") => sum += 6 + 3,
+            ("C", "Z") => sum += 3 + 3,
+            _ => ()
+        }
+    }
+    println!("{}", sum);
+
+    sum = 0;
+    for i in moves.iter() {
+        match i {
+            // (x, "X") => sum += 1,
+            ("A", "X") => sum += 3 + 0,
+            ("B", "X") => sum += 1 + 0,
+            ("C", "X") => sum += 2 + 0,
+            // (x, "Y") => sum += 2,
+            ("A", "Y") => sum += 1 + 3,
+            ("B", "Y") => sum += 2 + 3,
+            ("C", "Y") => sum += 3 + 3,
+            // (x, "Z") => sum += 3,
+            ("A", "Z") => sum += 2 + 6,
+            ("B", "Z") => sum += 3 + 6,
+            ("C", "Z") => sum += 1 + 6,
+            _ => ()
+        }
+    }
+    println!("{}", sum);
+}
diff --git a/util/main.rs b/util/main.rs
index 8b1acab..f6f1868 100644
--- a/util/main.rs
+++ b/util/main.rs
@@ -2,7 +2,7 @@ use std::env;
 use std::fs;
 
 fn main() {
-    let args = env::args().nth(1).unwrap();
+    let args = env::args().nth(1).expect("missing input");
     let input = fs::read_to_string(args).unwrap();
     println!("{}", input);
 }
-- 
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