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Datatähti 2026 alku

Tulkki

  • Start: 2025-10-27 00:00:00
  • End: 2025-11-10 00:00:00
Submission details
Task:Tulkki
Sender:MatoCSES
Submission time:2025-10-28 13:25:26 +0200
Language:Rust (2021)
Status:READY
Result:12
Feedback
groupverdictscore
#1ACCEPTED12
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.00 s1, 2, 3details
#2ACCEPTED0.00 s1, 2, 3details
#3ACCEPTED0.00 s1, 2, 3details
#4ACCEPTED0.00 s1, 2, 3details
#5ACCEPTED0.00 s1, 2, 3details
#6ACCEPTED0.00 s1, 2, 3details
#70.00 s2, 3details
#80.00 s2, 3details
#90.00 s2, 3details
#100.00 s2, 3details
#110.00 s2, 3details
#120.00 s2, 3details
#130.00 s3details
#140.00 s3details
#150.00 s3details
#160.00 s3details
#170.00 s3details
#180.00 s3details

Code

use std::{char, collections::HashMap, io};

struct Commands {}
impl Commands {
    const INCREASE: &'static str = "INCREASE";
    const CLEAR: &'static str = "CLEAR";
    const PRINT: &'static str = "PRINT";
    const REPEAT: &'static str = "REPEAT";
}

fn main() {
    let variables: HashMap<char, usize> = init_variables();

    let input: String = read_input();
    parse_input(input, variables);
}

fn init_variables() -> HashMap<char, usize> {
    let mut variables: HashMap<char, usize> = HashMap::new();
    for k in 65 .. 91 as u8 {
        variables.insert(k as char, 0);
    }
    return variables;
}

fn read_input() -> String {
    let mut empty_line_count: usize = 0;
    let mut input: String = String::new();
    for line in io::stdin().lines() {
        let mut line: String = line.unwrap();
        if line.contains("#") { _ = line.split_off(line.find("#").unwrap()); }
        if line != "" {
            empty_line_count = 0;
            input = format!("{}:{}", input, line.replace("\n", "").replace("\r", "").replace(" ", ":"));
        } else {
            empty_line_count += 1;
            if empty_line_count > 10 { break; }
        }
    }
    input.trim().to_string()
}

fn parse_input(input: String, mut variables: HashMap<char, usize>) {
    let mut commands: Vec<&str> = input.split(":").collect();
    commands.retain(|&c| c != "");

    for i in 0..commands.len() {
        match commands[i] {
            Commands::INCREASE => { variables = c_increase(commands[i+1].chars().next().unwrap(), variables) }
            Commands::CLEAR => { variables = c_clear(commands[i+1].chars().next().unwrap(), variables) }
            Commands::PRINT => { c_print(commands[i+1].chars().next().unwrap(), &variables) }
            Commands::REPEAT => { todo!() }
            _ => continue
        }
    }
}

fn c_clear(key: char, mut variables: HashMap<char, usize>) -> HashMap<char, usize> {
    variables.entry(key).and_modify(|value: &mut usize| *value = 0);
    return variables;
}

fn c_increase(key: char, mut variables: HashMap<char, usize>) -> HashMap<char, usize> {
    variables.entry(key).and_modify(|value: &mut usize| *value += 1);
    return variables;
}

fn c_print(key: char, variables: &HashMap<char, usize>) {
    print!("{} ", variables.get(&key).unwrap());
}

Test details

Test 1 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
PRINT X
INCREASE X
PRINT X
INCREASE X
PRINT X
...
view save

correct output
0 1 2 0 
view save

user output
0 1 2 0 
view save

Test 2 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
INCREASE
X
# aybabtu
   PRINT    X
INCREASE # test
...
view save

correct output
1 3 
view save

user output
1 3 
view save

Test 3 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
# Create number 3
INCREASE X
INCREASE X
INCREASE X

...
view save

correct output
3 
view save

user output
3 
view save

Test 4 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
INCREASE A
PRINT A
INCREASE B
PRINT B
INCREASE C
...
view save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view save

user output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view save

Test 5 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
INCREASE X
INCREASE X
INCREASE X
INCREASE X
INCREASE X
...
view save

correct output
999 
view save

user output
999 
view save

Test 6 (public)

Group: 1, 2, 3

Verdict: ACCEPTED

input
PRINT X
PRINT X
PRINT X
PRINT X
PRINT X
...
view save

correct output
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
view save

user output
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
view save

Test 7 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
5 5 5 5 5 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 8 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
0 0 0 0 0 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 9 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
6 7 8 9 10 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 10 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
5 5 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 11 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
20 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 12 (public)

Group: 2, 3

Verdict:

input
INCREASE A
INCREASE A

INCREASE B
INCREASE B
...
view save

correct output
42 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 13 (public)

Group: 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
1 2 2 3 3 3 4 4 4 4 5 5 5 5 5 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 14 (public)

Group: 3

Verdict:

input
# Create number 3
INCREASE A INCREASE A INCREASE...
view save

correct output
12 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 15 (public)

Group: 3

Verdict:

input
INCREASE X
INCREASE X
INCREASE X
INCREASE X
INCREASE X
...
view save

correct output
531441 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 16 (public)

Group: 3

Verdict:

input
INCREASE A
INCREASE A
INCREASE A
INCREASE A
INCREASE A
...
view save

correct output
1337 
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 17 (public)

Group: 3

Verdict:

input
INCREASE A
INCREASE A

REPEAT A TIMES (
    REPEAT A TIMES (
...
view save

correct output
1 2 1 2 1 1 3 4 3 4 3 4 3 4 3 ...
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 18 (public)

Group: 3

Verdict:

input
# Efficient algorithm for find...
view save

correct output
2 3 5 7 11 13 17 19 23 29 31 3...
view save

user output
(empty)

Error:
thread 'main' panicked at input/code.rs:52:35:
not yet implemented
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Tasks

A Palindromi-B Monikulmio-C Tulkki-D Maalaus-E Hypyt-F Lukujono-

Submissions (MatoCSES)

2025-10-28 18:43:03 1002025-10-28 13:25:26 122025-10-28 13:23:56 02025-10-28 13:12:16 02025-10-28 13:04:41 0