Maalaus

warning: unused variable: `color`
  --> input/code.rs:14:9
   |
14 |     for color in 0..startdata[2] {
   |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
   |
   = note: `#[warn(unused_variables)]` on by default

warning: 1 warning emitted

use std::io;

fn main() {
    let mut input = String::new();
    io::stdin().read_line(&mut input).expect("Failed to read input");

    let startdata: Vec<usize> = input.split_ascii_whitespace().map(|e| e.parse::<usize>().unwrap()).collect();

    // Row- and colvectors contain information on the index, color and step of an operation in that order.
    let mut rowvector: Vec<(usize, usize, usize)> = vec!();
    let mut colvector: Vec<(usize, usize, usize)> = vec!();
    let mut colors: Vec<usize> = vec!();

    for color in 0..startdata[2] {
        colors.push(0);
    }

    for step in 1..(startdata[3]+1) {
        let mut stepinput = String::new();
        io::stdin().read_line(&mut stepinput).expect("Failed to read input");

        let stepdata = parse_input(&stepinput);

        if stepdata.2 {
            let mut targetstep = 0;
            let mut targetcolor = startdata[2];
            colors[stepdata.1] += startdata[1];
            rowvector.push((stepdata.0, stepdata.1, step));
            for rownum in (0..(rowvector.len()+1)).rev() {
                let index = rownum - 1;
                if rowvector[index].0 == stepdata.0 {
                    targetcolor = rowvector[index].1;
                    targetstep = rowvector[index].2;
                    rowvector[index].2 = 0;
                    break;
                }
            }

            for col in colvector.iter().rev() {
                if col.2 < targetstep {
                    break;
                } else {
                    colors[col.1] -= 1;
                    if targetcolor != startdata[2] {
                        colors[targetcolor] += 1;
                    }
                }
            }
            if targetcolor != startdata[2] {
                colors[targetcolor] -= startdata[1];
            }
        } else {
            let mut targetstep = 0;
            let mut targetcolor = startdata[2];
            colors[stepdata.1] += startdata[0];
            colvector.push((stepdata.0, stepdata.1, step));
            for colnum in (0..(colvector.len()+1)).rev() {
                let index = colnum - 1;
                if colvector[index].0 == stepdata.0 {
                    targetcolor = colvector[index].1;
                    targetstep = colvector[index].2;
                    colvector[index].2 = 0;
                    break;
                }
            }

            for row in rowvector.iter().rev() {
                if row.2 < targetstep {
                    break;
                } else {
                    colors[row.1] -= 1;
                    if targetcolor != startdata[2] {
                        colors[targetcolor] += 1;
                    }
                }
            }
            if targetcolor != startdata[2] {
                colors[targetcolor] -= startdata[0];
            }
        }
    }

    for color in colors {
        println!("{}", color);
    }
}

pub fn parse_input(input: &String) -> (usize, usize, bool) {
    let datavector: Vec<&str> = input.split_ascii_whitespace().collect();
    let command = match datavector[0] {
        "R" => true,
        "C" => false,
        _ => false,
    };
 
    let index = datavector[1].parse::<usize>().unwrap();
    let color = datavector[2].parse::<usize>().unwrap();
 
    return (index-1, color-1, command);
}

Test 1 (public)

Group: 1, 3, 4

Verdict: WRONG ANSWER

Test 2 (public)

Group: 3, 4

Verdict: WRONG ANSWER

Test 3

Group: 1, 3, 4

Verdict: WRONG ANSWER

Test 4

Group: 2, 4

Verdict: WRONG ANSWER

Test 5

Group: 2, 4

Verdict: WRONG ANSWER

Test 6

Group: 3, 4

Verdict: WRONG ANSWER

Test 7

Group: 3, 4

Verdict: WRONG ANSWER

Test 8

Group: 4

Verdict: WRONG ANSWER

Test 9

Group: 4

Verdict: WRONG ANSWER

Test 10

Group: 1, 3, 4

Verdict: WRONG ANSWER

Test 11

Group: 1, 3, 4

Verdict: WRONG ANSWER

Test 12

Group: 2, 4

Verdict: WRONG ANSWER

Test 13

Group: 2, 4

Verdict: WRONG ANSWER

Test 14

Group: 4

Verdict: WRONG ANSWER

Test 15

Group: 4

Verdict: WRONG ANSWER

Test 16

Group: 4

Verdict: WRONG ANSWER

Test 17

Group: 4

Verdict: WRONG ANSWER