CSES - Datatähti 2026 alku

Submission details
Task:	Tulkki
Sender:	wolruso
Submission time:	2025-10-29 21:06:47 +0200
Language:	Rust (2021)
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	RUNTIME ERROR	0
#2	RUNTIME ERROR	0
#3	RUNTIME ERROR	0

Test results
test	verdict	group
#1	ACCEPTED	1, 2, 3	details
#2	RUNTIME ERROR	1, 2, 3	details
#3	RUNTIME ERROR	1, 2, 3	details
#4	ACCEPTED	1, 2, 3	details
#5	ACCEPTED	1, 2, 3	details
#6	ACCEPTED	1, 2, 3	details
#7	RUNTIME ERROR	2, 3	details
#8	RUNTIME ERROR	2, 3	details
#9	RUNTIME ERROR	2, 3	details
#10	RUNTIME ERROR	2, 3	details
#11	RUNTIME ERROR	2, 3	details
#12	RUNTIME ERROR	2, 3	details
#13	RUNTIME ERROR	3	details
#14	RUNTIME ERROR	3	details
#15	RUNTIME ERROR	3	details
#16	RUNTIME ERROR	3	details
#17	RUNTIME ERROR	3	details
#18	RUNTIME ERROR	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];
    for ln in stdin().lines() {
        let ln = ln.unwrap();
        let l = ln.trim_start();
        if &l[0..1] == "#" {
            continue;
        }
        let tokens = l.split_ascii_whitespace();
        let mut cmd: Command = Command::NULL;
        for t in tokens {
            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 => {}
                        _ => {}
                    }
                }
            }
        }
    }
}

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: RUNTIME ERROR

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

correct output
`1 3` view save

user output
`0` view save

Error:

thread 'main' panicked at input/code.rs:34:46:
index out of bounds: the len is 26 but the index is 226
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 3 (public)

Group: 1, 2, 3

Verdict: RUNTIME ERROR

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

correct output
`3` view save

user output
(empty)

Error:

thread 'main' panicked at input/code.rs:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

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: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 8 (public)

Group: 2, 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 9 (public)

Group: 2, 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 10 (public)

Group: 2, 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 11 (public)

Group: 2, 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 12 (public)

Group: 2, 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 13 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 14 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 15 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 16 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 17 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

Test 18 (public)

Group: 3

Verdict: RUNTIME ERROR

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:17:14:
byte index 1 is out of bounds of ``
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

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)