CSES - Datatähti 2026 alku

Submission details
Task:	Tulkki
Sender:	wolruso
Submission time:	2025-10-29 21:18:47 +0200
Language:	Rust (2021)
Status:	READY
Result:	12

Feedback
group	verdict	score
#1	ACCEPTED	12
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0

Test results
test	verdict	group
#1	ACCEPTED	1, 2, 3	details
#2	ACCEPTED	1, 2, 3	details
#3	ACCEPTED	1, 2, 3	details
#4	ACCEPTED	1, 2, 3	details
#5	ACCEPTED	1, 2, 3	details
#6	ACCEPTED	1, 2, 3	details
#7	WRONG ANSWER	2, 3	details
#8	WRONG ANSWER	2, 3	details
#9	WRONG ANSWER	2, 3	details
#10	WRONG ANSWER	2, 3	details
#11	WRONG ANSWER	2, 3	details
#12	WRONG ANSWER	2, 3	details
#13	WRONG ANSWER	3	details
#14	WRONG ANSWER	3	details
#15	WRONG ANSWER	3	details
#16	WRONG ANSWER	3	details
#17	WRONG ANSWER	3	details
#18	WRONG ANSWER	3	details

Code

use std::io::stdin;

#[derive(PartialEq, Clone, Copy)]
enum Command {
    NULL,
    INCREASE,
    CLEAR,
    PRINT,
    REPEAT,
}

fn main() {
    let mut vars = [0; 26];
    let mut cmd: Command = Command::NULL;
    for ln in stdin().lines() {
        let l = ln.unwrap();
        let tokens = l.split_ascii_whitespace();
        for token in tokens {
            let i = token.find('#');
            let mut t = token;
            if let Some(indx) = i {
                if indx == 0 {
                    break;
                } else {
                    t = &t[0..indx];
                }
            }
            match cmd {
                Command::NULL => match t {
                    "INCREASE" => cmd = Command::INCREASE,
                    "CLEAR" => cmd = Command::CLEAR,
                    "PRINT" => cmd = Command::PRINT,
                    "REPEAT" => cmd = Command::REPEAT,
                    _ => {}
                },
                other => {
                    let v = (t.as_bytes()[0] - 'A' as u8) as usize;
                    match other {
                        Command::INCREASE => vars[v] += 1,
                        Command::CLEAR => vars[v] = 0,
                        Command::PRINT => println!("{}", vars[v]),
                        Command::REPEAT => {}
                        _ => {}
                    }
                    cmd = Command::NULL;
                }
            }
            if let Some(_) = i {
                break;
            }
        }
    }
}

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 ...` 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 ...` view save

Test 7 (public)

Group: 2, 3

Verdict: WRONG ANSWER

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

correct output
`5 5 5 5 5` view save

user output
`5` view save

Feedback: Output is shorter than expected

Test 8 (public)

Group: 2, 3

Verdict: WRONG ANSWER

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

correct output
`0 0 0 0 0` view save

user output
`0` view save

Feedback: Output is shorter than expected

Test 9 (public)

Group: 2, 3

Verdict: WRONG ANSWER

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

correct output
`6 7 8 9 10` view save

user output
`6` view save

Feedback: Output is shorter than expected

Test 10 (public)

Group: 2, 3

Verdict: WRONG ANSWER

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

correct output
`5 5` view save

user output
`1 1` view save

Feedback: Incorrect character on line 1 col 1: expected "5", got "1"

Test 11 (public)

Group: 2, 3

Verdict: WRONG ANSWER

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

correct output
`20` view save

user output
`7` view save

Feedback: Incorrect character on line 1 col 1: expected "20", got "7"

Test 12 (public)

Group: 2, 3

Verdict: WRONG ANSWER

input
`INCREASE A INCREASE A INCREASE B INCREASE B ...` view save

correct output
`42` view save

user output
`8` view save

Feedback: Incorrect character on line 1 col 1: expected "42", got "8"

Test 13 (public)

Group: 3

Verdict: WRONG ANSWER

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
`1` view save

Feedback: Output is shorter than expected

Test 14 (public)

Group: 3

Verdict: WRONG ANSWER

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

correct output
`12` view save

user output
`1` view save

Feedback: Incorrect character on line 1 col 2: expected "12", got "1"

Test 15 (public)

Group: 3

Verdict: WRONG ANSWER

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

correct output
`531441` view save

user output
`1` view save

Feedback: Incorrect character on line 1 col 1: expected "531441", got "1"

Test 16 (public)

Group: 3

Verdict: WRONG ANSWER

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

correct output
`1337` view save

user output
`1` view save

Feedback: Incorrect character on line 1 col 2: expected "1337", got "1"

Test 17 (public)

Group: 3

Verdict: WRONG ANSWER

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
`1 2 1 1` view save

Feedback: Output is shorter than expected

Test 18 (public)

Group: 3

Verdict: WRONG ANSWER

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
`2 2 3 5 6 ...` view save

Feedback: Output is shorter than expected

Datatähti 2026 alku

Tulkki

Code

Test details

Test 1 (public)

Test 2 (public)

Test 3 (public)

Test 4 (public)

Test 5 (public)

Test 6 (public)

Test 7 (public)

Test 8 (public)

Test 9 (public)

Test 10 (public)

Test 11 (public)

Test 12 (public)

Test 13 (public)

Test 14 (public)

Test 15 (public)

Test 16 (public)

Test 17 (public)

Test 18 (public)

Tasks

Submissions (wolruso)