CSES - Datatähti 2026 alku

Submission details
Task:	Tulkki
Sender:	ma100
Submission time:	2025-10-27 11:09:35 +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	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	RUNTIME ERROR	3	details
#15	WRONG ANSWER	3	details
#16	WRONG ANSWER	3	details
#17	WRONG ANSWER	3	details
#18	RUNTIME ERROR	3	details

Code

use std::io;

fn main() {
    let mut regs: [u64; 26] = [0; 26];
    loop {
        let mut input = String::new();
        io::stdin().read_line(&mut input).expect("read line error");
        let input = input.trim();
        if input.is_empty() {
            break;
        }
        let mut input = input.split(" ");
        let instr = input.next().expect("too few arguments");
        let reg: usize = (input.next().expect("too few arguments").as_bytes()[0]-65).into();
        match instr {
            "CLEAR" => regs[reg] = 0,
            "INCREASE" => regs[reg] += 1,
            "PRINT" => println!("{}", regs[reg]),
            _ => panic!("illegal instruction"),
        }
    }
}

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
(empty)

Error:

thread 'main' panicked at input/code.rs:14:40:
too few arguments
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:19:18:
illegal instruction
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: 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
(empty)

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
(empty)

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
(empty)

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
(empty)

Feedback: Output is shorter than expected

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
(empty)

Feedback: Output is shorter than expected

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
(empty)

Feedback: Output is shorter than expected

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
(empty)

Feedback: Output is shorter than expected

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:19:18:
illegal instruction
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace

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
(empty)

Feedback: Output is shorter than expected

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
(empty)

Feedback: Output is shorter than expected

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
(empty)

Feedback: Output is shorter than expected

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:19:18:
illegal instruction
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 (ma100)