From 5ce57817aa76ff892cd2f01b2341bfa2ac59148e Mon Sep 17 00:00:00 2001 From: OMGeeky <39029799+OMGeeky@users.noreply.github.com> Date: Sun, 3 Dec 2023 15:44:20 +0000 Subject: [PATCH] day 3 part 1 --- input/day03.txt | 140 ++++++++++++++++++++++++++++++++++++++++++++++++ src/day03.rs | 140 ++++++++++++++++++++++++++++++++++++++++++++++++ src/lib.rs | 6 ++- src/main.rs | 5 +- 4 files changed, 287 insertions(+), 4 deletions(-) create mode 100644 input/day03.txt create mode 100644 src/day03.rs diff --git a/input/day03.txt b/input/day03.txt new file mode 100644 index 0000000..072feee --- /dev/null +++ b/input/day03.txt @@ -0,0 +1,140 @@ +...733.......289..262.....520..................161.462..........450.........................183............................................. +....*....................*.............707.352....*............/.....................801...@...............333..196........484.635......287. 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+...105..........*.............879........264....177.....*.783............839.682......*..............*.....-....756....*...415.*.....589-... +.............438....................428....*.........465.....*194....................803....100...955.238..836.........767.%...555.......... +.....86....&........702........./..*.......363.........................=630.737#............%...........................................259. +......*....256.......*.......+..57..806.......................591*............................*348....829...................+460............ +.....................244....6.....................................789......................687.............................................. \ No newline at end of file diff --git a/src/day03.rs b/src/day03.rs new file mode 100644 index 0000000..f65a107 --- /dev/null +++ b/src/day03.rs @@ -0,0 +1,140 @@ +use crate::*; + +pub struct Day03; +impl Day for Day03 { + const DAY_NUM: u8 = 03; + type Input = String; + type Output = i32; + + fn get_test_data() -> Vec { + vec![ + "467..114..".to_string(), + "...*......".to_string(), + "..35..633.".to_string(), + "......#...".to_string(), + "617*......".to_string(), + ".....+.58.".to_string(), + "..592.....".to_string(), + "......755.".to_string(), + "...$.*....".to_string(), + ".664.598..".to_string(), + ] + } + + fn get_test_result() -> Self::Output { + 4361 + } + + fn run(data: Vec) -> Self::Output { + let mut result = 0; + dbg!(&data); + for y in 0..data.len() { + let mut x: isize = -1; + let vertical_len = data.len() as i32; + let horizontal_len = data[y].len() as i32; + let p = split(&data[y]); + println!("{:?}", &p); + + for e in &p { + if e.len() == 0 { + x += 1; + } else { + x += 1; + if e.chars().all(|c| c.is_digit(10)) { + if check_number(&data, e, x, y, horizontal_len, vertical_len) { + let num: i32 = e.parse().unwrap(); + println!("{e:>4} adjacent => {result} + {num} => {}", result + num); + result += num; + } else { + println!("{e:>4} not adjacent") + } + } else if e.chars().any(|c| c.is_digit(10)) { + println!("{e:>4} not all chars are numbers..."); + } + x += e.len() as isize - 1; + } + } + } + result + } +} + +fn check_number( + data: &Vec, + e: &str, + x: isize, + y: usize, + horizontal_len: i32, + vertical_len: i32, +) -> bool { + let len = e.len(); + 'horizontal: for x_offset in (-1)..(len as i32 + 1) { + 'vertical: for y_offset in (-1)..2 { + let x1 = x as i32 + x_offset; + let y1 = y as i32 + y_offset; + if x1 < 0 || x1 >= horizontal_len { + continue 'horizontal; + } + if y1 < 0 || y1 >= vertical_len { + continue 'vertical; + } + let checked_char = data[y1 as usize].chars().collect::>()[x1 as usize]; + if y_offset == 0 && x_offset >= 0 && x_offset < len as i32 { + println!("checked position is inside own element: {:>3}x{:>3}y + {:>3}x{:>3}y=> {:>2}x{:>2}y => {:>4}", + x_offset, y_offset, x, y, x1, y1, checked_char); + continue; + } + if checked_char != '.' { + println!( + "{:>3}x{:>3}y + {:>3}x{:>3}y=> {:>2}x{:>2}y => {:>4}", + x_offset, y_offset, x, y, x1, y1, checked_char + ); + return true; + } + } + } + false +} + +fn split(data: &String) -> Vec { + let mut res = vec![]; + let mut current = String::new(); + let mut last = data.chars().next().unwrap(); + for c in data.chars() { + if c.is_ascii_digit() { + current.push(c); + } else { + if last.is_digit(10) { + res.push(current); + current = String::new(); + } + if c != '.' { + current.push(c); + } + res.push(current); + current = String::new(); + } + last = c; + } + if last.is_digit(10) { + res.push(current); + } + res +} +#[test] +fn test_split1() { + let x = split(&"467..114..".to_string()); + assert_eq!(vec!["467", "", "", "114", "", ""], x); +} + +#[test] +fn test_split2() { + let x = split(&"...*......".to_string()); + assert_eq!(vec!["", "", "", "*", "", "", "", "", "", "",], x); +} + +#[test] +fn test_split3() { + let x = split(&"..35..633.".to_string()); + assert_eq!(vec!["", "", "35", "", "", "633", "",], x); +} diff --git a/src/lib.rs b/src/lib.rs index e7a4392..5fbbe11 100644 --- a/src/lib.rs +++ b/src/lib.rs @@ -9,9 +9,11 @@ where input.lines().map(|s| s.to_string().into()).collect() } mod day01; -pub use day01::Day01; +pub use day01::*; mod day02; -pub use day02::Day02; +pub use day02::*; +mod day03; +pub use day03::*; pub mod utils { #[macro_export] diff --git a/src/main.rs b/src/main.rs index d427fae..a508610 100644 --- a/src/main.rs +++ b/src/main.rs @@ -1,8 +1,9 @@ use advent_of_code_2023::*; fn main() { // run_test_day01_part2(); - Day01::run_all(); - Day02::run_all(); + // Day01::run_all(); + // Day02::run_all(); + Day03::part1(); // utils::run!(01); // utils::run!(02);