day2

.idea/AdventOfCode.iml

@@ -2,6 +2,8 @@
 <module type="EMPTY_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/aoc2023/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/shared/src" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>

Cargo.lock

@@ -3,7 +3,7 @@
 version = 3
 
 [[package]]
-name = "AdventOfCode"
+name = "advent_of_code_rust"
 version = "0.1.0"
 dependencies = [
  "aoc2023",

Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "AdventOfCode"
+name = "advent_of_code_rust"
 version = "0.1.0"
 edition = "2021"
 

aoc2023/src/day01.rs

@@ -1,6 +1,5 @@
-use std::any::Any;
 use shared::{Answer, Solution};
-use regex::{Regex, Captures};
+use regex::{Regex};
 
 pub struct Day01;
 
@@ -51,7 +50,7 @@ impl Solution for Day01 {
 fn matches(cap: &regex::Captures) -> u64 {
     for i in 1..10 {
         match cap.get(i) {
-            Some(val) => return (i as u64),
+            Some(_) => return i as u64,
             None  => (),
         };
     }

aoc2023/src/day02.rs

@@ -1,16 +1,8 @@
-use std::any::Any;
-use std::collections::HashMap;
 use shared::{Answer, Solution};
-use regex::{Regex, Captures};
+use regex::{Regex};
 
 pub struct Day02;
 
-const POSSIBLE: HashMap<&str, u64> = HashMap::from([
-    ("red", 12),
-    ("green", 13),
-    ("blue", 14)
-]);
-
 const POSSIBLE_RED : u64 = 12;
 const POSSIBLE_BLUE : u64 = 14;
 const POSSIBLE_GREEN : u64 = 13;
@@ -27,28 +19,52 @@ impl Solution for Day02 {
         let mut sum: u64 = 0;
 
         for (i, game) in games.iter().enumerate() {
-            let mut max_red : u64 = 0;
+            let mut max_red: u64 = 0;
-            let mut max_blue : u64 = 0;
+            let mut max_blue: u64 = 0;
-            let mut max_green : u64 = 0;
+            let mut max_green: u64 = 0;
 
             for m in re.captures_iter(&game) {
-                match m.extract() {
+                match m.extract::<2>().1 {
-                    Some("red") => max_red = max_red.max(m[1].parse::<u64>().unwrap()),
+                    [n, "red"] => max_red = max_red.max(n.parse::<u64>().unwrap()),
-                    Some("blue") => max_blue = max_blue.max(m[1].parse::<u64>().unwrap()),
+                    [n, "blue"] => max_blue = max_blue.max(n.parse::<u64>().unwrap()),
-                    Some("green") => max_green = max_green.max(m[1].parse::<u64>().unwrap()),
+                    [n, "green"] => max_green = max_green.max(n.parse::<u64>().unwrap()),
-                    _ => (),
+                    other => println!("{:?}", other),
                 }
             }
 
             if max_red <= POSSIBLE_RED && max_blue <= POSSIBLE_BLUE && max_green <= POSSIBLE_GREEN {
-                sum += i + 1;
+                sum += (i as u64) + 1;
             }
         }
 
-        sum
+        Answer::from(sum)
     }
 
     fn part_2(&self, input: &str) -> Answer {
-        Answer::Unimplemented
+        let games: Vec<&str> = input.split("\n")
+            .collect();
+
+        let re = Regex::new(r"(\d+) (\w+)").unwrap();
+
+        let mut sum: u64 = 0;
+
+        for (i, game) in games.iter().enumerate() {
+            let mut min_red: u64 = 0;
+            let mut min_blue: u64 = 0;
+            let mut min_green: u64 = 0;
+
+            for m in re.captures_iter(&game) {
+                match m.extract::<2>().1 {
+                    [n, "red"] => min_red = min_red.max(n.parse::<u64>().unwrap()),
+                    [n, "blue"] => min_blue = min_blue.max(n.parse::<u64>().unwrap()),
+                    [n, "green"] => min_green = min_green.max(n.parse::<u64>().unwrap()),
+                    other => println!("{:?}", other),
+                }
+            }
+
+            sum += min_red * min_blue * min_green;
+        }
+
+        Answer::from(sum)
     }
 }

aoc2023/src/day03.rs

@@ -0,0 +1,32 @@
+use std::net::Shutdown::Read;
+use shared::{Answer, Solution};
+use regex::Regex;
+
+pub struct Day03;
+
+impl Solution for Day03 {
+    fn part_1(&self, input: &str) -> Answer {
+        let lines = input.split("\n").collect();
+
+        let pattern = Regex::new(
+            // r"[^\d.^]?(\d+)[\d.]|[^\d.](\d+)[\d.$]?"
+            r"(\d+)"
+        ).unwrap();
+
+        let mut sum: u64 = 0;
+
+        for i in 0..lines.len() {
+            for m in pattern.find_iter(lines[i]) {
+                match lines.get(i-1) {
+                    Some()
+                }
+            }
+        }
+
+        Answer::Unimplemented
+    }
+
+    fn part_2(&self, input: &str) -> Answer {
+        todo!()
+    }
+}

aoc2023/src/lib.rs

@@ -1,4 +1,3 @@
-use shared::Solution;
-
 pub mod day01;
 pub mod day02;
+mod day03;

data/2023/day02

@@ -0,0 +1,100 @@
+Game 1: 9 red, 5 blue, 6 green; 6 red, 13 blue; 2 blue, 7 green, 5 red
+Game 2: 6 red, 2 green, 2 blue; 12 green, 11 red, 17 blue; 2 blue, 10 red, 11 green; 13 green, 17 red; 15 blue, 20 red, 3 green; 3 blue, 11 red, 1 green
+Game 3: 20 green, 1 blue, 7 red; 20 green, 7 blue; 18 red, 8 green, 3 blue; 7 red, 6 blue, 11 green; 11 red, 6 blue, 16 green
+Game 4: 6 blue, 6 green; 2 blue, 5 green, 1 red; 9 blue, 1 red, 1 green; 1 red, 6 green, 8 blue; 4 green, 1 red, 1 blue
+Game 5: 5 red, 4 blue, 11 green; 10 green, 3 blue, 18 red; 13 red, 13 green, 2 blue
+Game 6: 1 blue, 15 green, 7 red; 2 blue, 4 green, 1 red; 1 blue, 13 green, 11 red; 2 blue, 10 red, 9 green
+Game 7: 8 green, 1 blue, 1 red; 2 red, 2 green, 3 blue; 2 red, 1 blue
+Game 8: 5 green, 9 blue, 2 red; 7 green, 3 red, 1 blue; 7 blue, 2 red, 1 green; 4 blue, 2 red, 14 green; 1 red, 5 blue, 12 green; 7 green, 9 blue, 3 red
+Game 9: 11 red, 6 blue; 2 blue, 8 red, 9 green; 8 green, 13 red, 14 blue; 2 blue, 7 red, 9 green
+Game 10: 3 red, 3 blue, 4 green; 4 red, 3 green, 2 blue; 13 red, 4 blue, 3 green; 6 blue, 5 green, 8 red; 10 red, 5 blue, 3 green
+Game 11: 8 blue, 2 green, 4 red; 2 red, 13 blue, 2 green; 7 red, 3 green, 13 blue; 8 blue, 4 red; 12 blue, 6 red; 18 blue, 3 red, 1 green
+Game 12: 15 red, 2 blue; 3 red, 5 green, 1 blue; 2 blue, 3 green, 6 red; 9 red, 4 green, 4 blue; 3 green
+Game 13: 3 red, 3 green, 14 blue; 3 red, 14 blue, 1 green; 3 green, 4 blue; 7 blue, 1 red, 4 green
+Game 14: 1 green, 2 red, 4 blue; 3 green, 5 blue, 11 red; 12 red, 2 green; 1 blue, 3 green, 4 red
+Game 15: 1 red, 3 green, 4 blue; 2 red, 3 green, 2 blue; 10 green, 3 red, 3 blue; 5 red, 11 green, 3 blue
+Game 16: 5 red, 12 blue, 12 green; 8 red, 5 blue; 11 green, 5 blue, 12 red; 4 green, 10 blue, 1 red; 1 blue
+Game 17: 18 green, 15 red, 5 blue; 5 blue, 4 green, 14 red; 4 red, 7 blue, 9 green
+Game 18: 2 red, 12 blue, 2 green; 15 blue, 4 red; 14 red; 11 red, 5 green, 5 blue
+Game 19: 4 red, 2 blue, 4 green; 5 red; 7 green, 1 blue; 1 green, 4 red, 2 blue
+Game 20: 5 green, 1 blue; 3 blue, 9 green; 14 blue, 7 green; 7 green, 1 red, 1 blue; 7 green, 2 blue
+Game 21: 6 blue, 3 green, 8 red; 9 red, 1 green, 1 blue; 4 green, 7 red; 1 blue, 1 green, 12 red; 4 green, 9 red, 5 blue
+Game 22: 1 red, 3 blue, 2 green; 12 green, 5 blue, 1 red; 1 green, 3 blue, 3 red; 1 red, 8 green, 2 blue
+Game 23: 2 blue, 9 red, 14 green; 7 blue, 10 red; 7 blue, 7 green, 1 red
+Game 24: 19 red, 3 green; 7 blue, 4 green, 12 red; 14 red, 3 green, 1 blue; 3 green, 14 red; 5 green, 7 blue, 18 red
+Game 25: 12 red, 4 green, 3 blue; 3 blue, 12 red, 11 green; 3 red, 11 green, 2 blue
+Game 26: 11 green, 2 red; 5 blue, 4 red; 1 green, 6 blue, 3 red; 9 red, 7 blue; 1 blue, 6 red, 1 green
+Game 27: 10 red, 8 blue, 7 green; 6 green, 7 blue; 4 red, 10 green, 9 blue; 9 red, 2 green, 1 blue; 11 blue, 15 red, 9 green
+Game 28: 3 blue, 2 red, 8 green; 3 red, 10 green; 11 green, 1 blue; 5 blue, 6 green, 7 red; 3 blue, 2 green
+Game 29: 18 red, 1 blue; 3 red, 4 blue, 7 green; 1 blue, 16 green, 2 red; 3 blue, 6 green, 15 red; 1 red, 1 blue; 17 red, 6 green
+Game 30: 10 red, 6 blue, 13 green; 2 green, 10 red, 4 blue; 4 red, 2 green, 2 blue
+Game 31: 5 red, 13 green, 5 blue; 5 green, 12 blue, 5 red; 5 red, 3 green, 5 blue; 2 green, 3 red, 14 blue
+Game 32: 2 blue, 14 red, 13 green; 11 red, 3 green, 1 blue; 9 red, 2 blue, 2 green; 5 blue, 3 red, 2 green; 4 blue, 8 green, 6 red; 12 red, 4 green, 5 blue
+Game 33: 1 green, 15 blue; 1 red, 4 blue; 1 red, 1 green, 5 blue
+Game 34: 1 green, 2 blue, 3 red; 11 red, 10 blue; 6 blue, 3 red
+Game 35: 2 blue, 3 red, 1 green; 1 green, 9 blue, 8 red; 2 blue, 5 red; 2 green, 2 red, 2 blue; 1 red, 10 blue; 5 red, 9 blue
+Game 36: 8 green, 1 red, 2 blue; 7 red, 5 green, 9 blue; 1 red, 10 green, 13 blue; 1 red, 10 green
+Game 37: 1 green, 1 red; 2 green, 2 red; 2 green, 6 red; 7 red; 1 blue, 2 red
+Game 38: 8 red, 7 green, 11 blue; 6 green, 10 blue, 11 red; 13 blue, 18 green, 7 red; 2 red, 7 blue, 12 green
+Game 39: 4 blue, 8 red; 1 blue, 11 red, 2 green; 2 green, 3 blue, 12 red; 6 red, 1 green, 9 blue; 6 red, 1 blue, 1 green
+Game 40: 2 blue, 17 red, 2 green; 4 red, 7 green; 4 blue, 1 green, 10 red; 6 green, 2 red; 6 red, 1 blue, 4 green; 5 green, 9 red, 4 blue
+Game 41: 1 red, 8 blue; 3 green, 5 red, 3 blue; 8 blue, 1 green; 1 red, 9 blue; 5 red, 3 blue; 1 green, 4 red, 3 blue
+Game 42: 7 green, 1 red, 10 blue; 11 blue, 1 green; 1 red, 17 blue, 2 green; 1 red, 4 green; 1 green, 3 blue; 11 blue, 1 red
+Game 43: 5 green, 1 red; 5 blue, 3 green, 14 red; 7 green, 2 red, 11 blue; 3 red, 10 green, 4 blue; 5 green, 3 blue, 9 red; 8 green, 3 blue, 2 red
+Game 44: 10 blue, 1 red, 2 green; 5 blue, 2 green, 2 red; 2 red, 2 green, 5 blue; 7 blue, 14 red, 1 green; 1 red, 2 green, 5 blue
+Game 45: 16 green, 11 blue, 7 red; 6 blue, 8 red, 9 green; 7 green, 8 blue, 10 red; 13 red, 15 green, 8 blue; 3 red, 12 green
+Game 46: 7 red, 2 green, 4 blue; 3 green, 7 blue; 2 blue, 5 red, 2 green; 3 green, 8 blue, 2 red
+Game 47: 6 blue, 5 red; 5 red, 4 green, 5 blue; 4 green, 8 red; 5 red, 4 blue, 4 green; 5 blue, 5 green, 3 red; 5 blue, 2 green, 3 red
+Game 48: 11 blue, 7 green, 2 red; 3 red, 8 green, 1 blue; 3 red
+Game 49: 8 blue, 1 green, 3 red; 2 blue, 4 red; 6 red, 1 green; 2 red, 10 blue, 10 green
+Game 50: 1 red, 8 green; 1 blue, 2 red, 8 green; 7 red, 1 blue; 7 red, 1 blue, 5 green; 6 green, 3 red
+Game 51: 10 blue, 6 red; 10 red; 12 red, 5 blue; 11 red, 3 green, 3 blue
+Game 52: 11 green, 7 red, 3 blue; 1 red, 9 blue, 8 green; 16 green, 2 blue, 8 red; 8 blue, 6 green; 3 blue, 5 red, 10 green; 8 red, 9 blue, 12 green
+Game 53: 1 green, 4 blue, 11 red; 1 green, 12 red, 6 blue; 1 green, 5 red, 12 blue; 5 red, 11 blue; 1 blue, 11 red; 8 blue, 4 red, 1 green
+Game 54: 3 blue, 2 green, 8 red; 2 blue, 5 red; 3 blue, 2 red, 2 green; 1 red, 9 blue; 5 red
+Game 55: 1 green, 11 blue, 5 red; 16 blue, 11 green, 8 red; 16 blue, 2 red, 13 green
+Game 56: 8 green, 6 blue, 6 red; 10 blue, 6 red, 9 green; 3 green, 13 blue, 6 red; 4 green, 5 blue, 3 red
+Game 57: 6 green, 6 blue; 1 green, 1 red; 14 green, 1 blue
+Game 58: 1 blue; 1 red; 1 red, 3 green, 1 blue; 1 red
+Game 59: 5 green, 10 red; 1 green, 2 blue, 6 red; 8 red, 3 green, 2 blue; 4 green, 1 blue
+Game 60: 2 red, 8 green; 1 blue, 3 green, 1 red; 2 green, 1 blue, 5 red; 1 red, 13 green, 1 blue; 4 red, 6 green, 1 blue
+Game 61: 2 red, 2 green; 15 red, 1 green, 3 blue; 20 red; 7 red, 2 blue; 8 red, 5 blue, 1 green
+Game 62: 4 green, 12 red, 14 blue; 11 red, 3 blue, 13 green; 6 green, 16 blue, 7 red; 7 red, 10 blue, 11 green
+Game 63: 2 green, 8 red, 3 blue; 1 red; 2 blue, 8 red; 5 blue, 2 red; 1 green, 5 blue, 10 red; 1 green, 3 blue, 11 red
+Game 64: 12 blue, 2 red, 4 green; 4 green, 3 red, 5 blue; 9 blue, 1 red, 4 green; 7 green, 7 blue, 1 red; 1 red, 10 blue, 2 green
+Game 65: 4 blue, 2 green, 1 red; 1 blue, 4 red, 3 green; 5 green, 3 red; 1 red, 2 green, 15 blue; 3 blue, 3 red
+Game 66: 1 red, 7 blue, 1 green; 3 red, 1 green, 1 blue; 1 green, 9 red, 2 blue; 2 green, 2 blue; 5 red, 3 green, 3 blue; 1 blue, 5 red
+Game 67: 6 green; 17 green, 5 blue; 3 blue, 3 red, 9 green; 2 green, 4 blue; 1 red, 15 green
+Game 68: 1 blue, 11 red, 8 green; 17 green, 3 blue, 8 red; 5 green, 8 red; 18 green, 7 red, 2 blue; 6 green
+Game 69: 12 green, 13 blue, 2 red; 4 red, 14 green, 1 blue; 11 red, 15 green, 5 blue; 15 green, 9 red; 4 blue, 1 red, 5 green; 10 red, 20 green, 13 blue
+Game 70: 6 red, 8 green, 7 blue; 5 blue, 1 red, 17 green; 2 red, 3 blue, 6 green; 7 blue, 1 red, 14 green; 7 red, 6 blue, 16 green
+Game 71: 3 green, 3 blue, 3 red; 1 blue, 11 red, 2 green; 1 blue, 11 red
+Game 72: 9 red, 17 blue, 1 green; 20 red, 3 green, 2 blue; 14 blue, 4 green, 11 red; 2 red, 12 blue, 7 green; 18 red, 13 blue, 7 green
+Game 73: 6 green, 12 blue, 1 red; 10 blue, 5 red; 6 green, 17 blue, 3 red
+Game 74: 1 green, 2 blue, 13 red; 2 blue, 2 green, 1 red; 2 green, 1 blue, 7 red; 1 red, 1 green
+Game 75: 10 red, 2 green; 3 blue, 4 green; 9 red, 1 green
+Game 76: 1 red, 3 green, 1 blue; 3 blue, 4 green, 6 red; 9 blue, 12 green, 2 red; 5 green, 1 red, 1 blue
+Game 77: 3 blue, 4 red, 11 green; 8 green, 5 red; 7 blue, 11 green; 1 green, 3 blue, 6 red
+Game 78: 15 blue, 5 green; 7 green, 9 blue; 7 green, 3 red, 2 blue
+Game 79: 9 green, 6 red, 4 blue; 4 blue, 2 red, 14 green; 17 green, 2 blue, 4 red; 1 red, 2 green; 3 red, 3 green, 2 blue
+Game 80: 1 green; 15 green, 1 red; 1 blue, 20 green, 1 red; 3 red, 15 green, 1 blue; 4 red, 3 green; 2 red, 18 green
+Game 81: 4 blue, 1 green, 13 red; 13 blue, 19 red; 4 red, 13 blue; 8 blue, 10 red; 13 blue, 5 red; 1 green, 7 blue, 12 red
+Game 82: 5 red, 3 blue; 4 red, 3 green, 9 blue; 19 blue, 1 green, 5 red; 5 green, 3 red, 10 blue
+Game 83: 9 red, 3 blue, 5 green; 1 blue, 1 green, 11 red; 2 blue, 6 green, 18 red
+Game 84: 2 green; 6 green, 5 red; 3 green, 1 red, 1 blue
+Game 85: 2 blue, 6 red; 9 green, 5 red, 15 blue; 7 green, 10 red, 2 blue; 10 red, 6 blue, 2 green; 8 green, 5 red, 12 blue; 6 green, 5 blue, 6 red
+Game 86: 2 blue, 12 red, 3 green; 3 red, 2 blue; 1 green, 2 blue, 2 red; 7 blue, 3 red, 1 green; 1 green, 2 blue, 5 red; 3 green, 14 red, 4 blue
+Game 87: 3 blue, 1 green; 3 red, 2 blue, 1 green; 1 red, 3 blue; 10 red, 3 green; 5 red, 2 blue
+Game 88: 3 blue, 9 red, 9 green; 9 blue, 11 red; 2 green, 11 blue; 2 blue, 14 red, 1 green; 7 green, 11 blue, 8 red; 9 red, 8 green, 3 blue
+Game 89: 3 red, 1 blue, 16 green; 5 blue, 4 red, 3 green; 3 blue, 5 red, 5 green; 5 green, 8 blue, 2 red; 4 green, 2 red, 1 blue; 4 red, 1 green, 6 blue
+Game 90: 7 green, 8 red; 1 blue, 7 green, 5 red; 4 green, 6 red
+Game 91: 3 green, 6 red, 4 blue; 2 green, 9 red, 10 blue; 3 green, 12 blue; 1 red, 4 blue
+Game 92: 12 green, 8 blue, 16 red; 6 red, 14 green, 4 blue; 3 green, 3 red, 10 blue; 9 blue, 6 red, 15 green; 14 green, 9 blue, 10 red
+Game 93: 4 blue, 4 red, 9 green; 2 blue, 2 green, 6 red; 1 blue, 7 red; 7 blue, 17 red; 2 blue, 13 red, 10 green
+Game 94: 4 green, 10 red; 9 red; 1 green, 3 blue, 14 red
+Game 95: 9 green, 5 red; 3 blue, 11 red, 6 green; 4 red, 1 green; 13 green, 3 blue, 5 red; 1 red, 6 blue, 12 green; 7 red, 7 green
+Game 96: 6 blue; 5 green, 2 blue, 2 red; 14 blue, 3 green
+Game 97: 1 blue, 2 green, 5 red; 2 green, 8 blue, 9 red; 1 green, 8 blue, 6 red; 1 blue, 17 red; 2 green, 10 blue, 11 red
+Game 98: 3 red, 12 blue, 2 green; 3 green, 4 blue, 4 red; 1 red, 11 blue, 2 green; 1 blue, 3 red
+Game 99: 2 green, 9 red; 8 red, 4 green, 9 blue; 8 blue, 13 red; 10 green, 8 blue, 6 red; 11 green, 2 red, 13 blue
+Game 100: 5 blue, 2 green, 7 red; 14 red, 15 green, 1 blue; 3 blue, 3 red; 8 green, 10 red, 6 blue; 6 blue, 4 red, 8 green

shared/src/answer.rs

@@ -1,4 +1,4 @@
-use std::fmt::{self, Display, Formatter, write};
+use std::fmt::{self, Display, Formatter};
 
 #[derive(PartialEq)]
 pub enum Answer {

src/main.rs

@@ -5,8 +5,8 @@ use aoc2023;
 use load_data::load;
 
 fn main() {
-    let Ok(data) = load(2023, 1)
+    let Ok(data) = load(2023, 2)
         else { return; };
 
-    print!("{}", aoc2023::day02::Day02.part_1(&data));
+    print!("{}", aoc2023::day02::Day02.part_2(&data));
 }