Refactoring, Added day1

Cargo.toml

@@ -4,3 +4,253 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+
+
+[[bin]]
+name = "d1-1"
+path = "src/day1/1.rs"
+
+
+[[bin]]
+name = "d1-2"
+path = "src/day1/2.rs"
+
+
+[[bin]]
+name = "d2-1"
+path = "src/day2/1.rs"
+
+
+[[bin]]
+name = "d2-2"
+path = "src/day2/2.rs"
+
+
+[[bin]]
+name = "d3-1"
+path = "src/day3/1.rs"
+
+
+[[bin]]
+name = "d3-2"
+path = "src/day3/2.rs"
+
+
+[[bin]]
+name = "d4-1"
+path = "src/day4/1.rs"
+
+
+[[bin]]
+name = "d4-2"
+path = "src/day4/2.rs"
+
+
+[[bin]]
+name = "d5-1"
+path = "src/day5/1.rs"
+
+
+[[bin]]
+name = "d5-2"
+path = "src/day5/2.rs"
+
+
+[[bin]]
+name = "d6-1"
+path = "src/day6/1.rs"
+
+
+[[bin]]
+name = "d6-2"
+path = "src/day6/2.rs"
+
+
+[[bin]]
+name = "d7-1"
+path = "src/day7/1.rs"
+
+
+[[bin]]
+name = "d7-2"
+path = "src/day7/2.rs"
+
+
+[[bin]]
+name = "d8-1"
+path = "src/day8/1.rs"
+
+
+[[bin]]
+name = "d8-2"
+path = "src/day8/2.rs"
+
+
+[[bin]]
+name = "d9-1"
+path = "src/day9/1.rs"
+
+
+[[bin]]
+name = "d9-2"
+path = "src/day9/2.rs"
+
+
+[[bin]]
+name = "d10-1"
+path = "src/day10/1.rs"
+
+
+[[bin]]
+name = "d10-2"
+path = "src/day10/2.rs"
+
+
+[[bin]]
+name = "d11-1"
+path = "src/day11/1.rs"
+
+
+[[bin]]
+name = "d11-2"
+path = "src/day11/2.rs"
+
+
+[[bin]]
+name = "d12-1"
+path = "src/day12/1.rs"
+
+
+[[bin]]
+name = "d12-2"
+path = "src/day12/2.rs"
+
+
+[[bin]]
+name = "d13-1"
+path = "src/day13/1.rs"
+
+
+[[bin]]
+name = "d13-2"
+path = "src/day13/2.rs"
+
+
+[[bin]]
+name = "d14-1"
+path = "src/day14/1.rs"
+
+
+[[bin]]
+name = "d14-2"
+path = "src/day14/2.rs"
+
+
+[[bin]]
+name = "d15-1"
+path = "src/day15/1.rs"
+
+
+[[bin]]
+name = "d15-2"
+path = "src/day15/2.rs"
+
+
+[[bin]]
+name = "d16-1"
+path = "src/day16/1.rs"
+
+
+[[bin]]
+name = "d16-2"
+path = "src/day16/2.rs"
+
+
+[[bin]]
+name = "d17-1"
+path = "src/day17/1.rs"
+
+
+[[bin]]
+name = "d17-2"
+path = "src/day17/2.rs"
+
+
+[[bin]]
+name = "d18-1"
+path = "src/day18/1.rs"
+
+
+[[bin]]
+name = "d18-2"
+path = "src/day18/2.rs"
+
+
+[[bin]]
+name = "d19-1"
+path = "src/day19/1.rs"
+
+
+[[bin]]
+name = "d19-2"
+path = "src/day19/2.rs"
+
+
+[[bin]]
+name = "d20-1"
+path = "src/day20/1.rs"
+
+
+[[bin]]
+name = "d20-2"
+path = "src/day20/2.rs"
+
+
+[[bin]]
+name = "d21-1"
+path = "src/day21/1.rs"
+
+
+[[bin]]
+name = "d21-2"
+path = "src/day21/2.rs"
+
+
+[[bin]]
+name = "d22-1"
+path = "src/day22/1.rs"
+
+
+[[bin]]
+name = "d22-2"
+path = "src/day22/2.rs"
+
+
+[[bin]]
+name = "d23-1"
+path = "src/day23/1.rs"
+
+
+[[bin]]
+name = "d23-2"
+path = "src/day23/2.rs"
+
+
+[[bin]]
+name = "d24-1"
+path = "src/day24/1.rs"
+
+
+[[bin]]
+name = "d24-2"
+path = "src/day24/2.rs"
+
+
+[[bin]]
+name = "d25-1"
+path = "src/day25/1.rs"
+
+
+[[bin]]
+name = "d25-2"
+path = "src/day25/2.rs"

src/day1/1.rs

@@ -0,0 +1,31 @@
+#![feature(test)]
+extern crate test;
+
+const INPUTS: [&'static str; 2] = [include_str!("./sample.txt"), include_str!("./input.txt")];
+
+fn parse(input: &'static str) -> Vec<Vec<i64>> {
+    input
+        .trim()
+        .split("\n\n")
+        .map(|set| {
+            set.split('\n')
+                .map(|c| c.trim())
+                .map(|c| c.parse::<i64>().unwrap())
+                .collect()
+        })
+        .collect()
+}
+
+fn main() {
+    for input in INPUTS.iter() {
+        let output = parse(input);
+
+        let max = output
+            .into_iter()
+            .map(|c| c.into_iter().sum::<i64>())
+            .max()
+            .unwrap();
+
+        println!("{}", max);
+    }
+}

src/day1/2.rs

@@ -0,0 +1,31 @@
+use std::cmp::Reverse;
+
+const INPUTS: [&str; 2] = [include_str!("./sample.txt"), include_str!("./input.txt")];
+
+fn parse(input: &'static str) -> Vec<Vec<i64>> {
+    input
+        .trim()
+        .split("\n\n")
+        .map(|set| {
+            set.split('\n')
+                .map(|c| c.trim())
+                .map(|c| c.parse::<i64>().unwrap())
+                .collect()
+        })
+        .collect()
+}
+
+fn main() {
+    for input in INPUTS.iter() {
+        let output = parse(input);
+
+        let mut sets: Vec<i64> = output
+            .into_iter()
+            .map(|c| c.into_iter().sum::<i64>())
+            .collect();
+
+        sets.select_nth_unstable_by_key(2, |c| Reverse(*c));
+
+        println!("{}", sets.into_iter().take(3).sum::<i64>());
+    }
+}

src/day1/sample.txt

@@ -0,0 +1,16 @@
+1000
+2000
+3000
+
+4000
+
+5000
+6000
+
+7000
+8000
+9000
+
+10000
+
+