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-rw-r--r--day4/Cargo.toml8
-rw-r--r--day4/input.txt601
-rw-r--r--day4/src/main.rs107
3 files changed, 0 insertions, 716 deletions
diff --git a/day4/Cargo.toml b/day4/Cargo.toml
deleted file mode 100644
index 8842130..0000000
--- a/day4/Cargo.toml
+++ /dev/null
@@ -1,8 +0,0 @@
-[package]
-name = "day4"
-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/day4/input.txt b/day4/input.txt
deleted file mode 100644
index 4c28ac7..0000000
--- a/day4/input.txt
+++ /dev/null
@@ -1,601 +0,0 @@
-76,69,38,62,33,48,81,2,64,21,80,90,29,99,37,15,93,46,75,0,89,56,58,40,92,47,8,6,54,96,12,66,83,4,70,19,17,5,50,52,45,51,18,27,49,71,28,86,74,77,11,20,84,72,23,31,16,78,91,65,87,79,73,94,24,68,63,9,88,82,30,42,60,13,67,85,44,59,7,53,22,1,26,41,61,55,43,39,3,35,25,34,57,10,14,32,97,95,36,98
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diff --git a/day4/src/main.rs b/day4/src/main.rs
deleted file mode 100644
index 4b2f9b3..0000000
--- a/day4/src/main.rs
+++ /dev/null
@@ -1,107 +0,0 @@
-use std::fs::File;
-use std::io::{BufRead, BufReader};
-
-fn part1(grids: &Vec<Vec<u32>>, mut inputs: Vec<u32>) -> u32 {
- let mut values = Vec::<u32>::new();
-
- for _ in 0..4 {
- values.push(inputs.remove(0));
- }
-
- let mut winner: i8 = -1;
- for input in inputs {
- if winner >= 0 {
- break;
- }
- values.push(input);
- for i in 0..grids.len() {
- // Search by rows
- for j in [0, 5, 10, 15, 20] {
- let mut n = 0;
- for k in 0..5 {
- let x = grids[i][j + k];
- if values.iter().any(|&i| i == x) {
- n += 1;
- }
- }
- if n == 5 {
- winner = i as i8;
- }
- }
-
- // Search by cols
- if winner < 0 {
- for j in 0..5 {
- let mut n = 0;
- for k in [0, 5, 10, 15, 20] {
- let x = grids[i][j + k];
- if values.iter().any(|&i| i == x) {
- n += 1;
- }
- }
- if n == 5 {
- winner = i as i8;
- }
- }
- }
-
- if winner >= 0 {
- break;
- }
- }
- }
-
- let mut sum = 0;
- for x in &grids[winner as usize] {
- if values.iter().any(|&i| i == *x) {
- continue;
- }
-
- sum += x;
- }
-
- sum * values.pop().unwrap()
-}
-
-fn main() -> std::io::Result<()> {
- let file = File::open("input.txt")?;
- let reader = BufReader::new(file);
- let mut lines = reader.lines();
-
- let inputs: Vec<_> = lines
- .next()
- .unwrap()
- .unwrap()
- .trim()
- .split(',')
- .map(|x| x.parse::<u32>().unwrap())
- .collect::<Vec<u32>>();
-
- let mut grids: Vec<Vec<u32>> = vec![];
- let mut n: usize = 0;
-
- lines.next(); // Ignore the first empty line
- while let Some(line) = lines.next() {
- let mut line = line.unwrap();
- grids.push(Vec::with_capacity(5 * 5));
-
- for _ in 0..5 {
- grids[n].extend(
- line.trim()
- .split(' ')
- .filter(|x| !x.is_empty())
- .map(|x| x.parse::<u32>().unwrap())
- .collect::<Vec<u32>>(),
- );
- line = match lines.next() {
- Some(x) => x.unwrap(),
- None => "".to_string(),
- };
- }
- n += 1;
- }
-
- println!("{}", part1(&grids, inputs.clone()));
-
- Ok(())
-}
generated by cgit v1.2.3-18-g5258 (git 2.32.0) at 2024-11-23 03:45:33 +0000