CSES - Datatähti 2026 alku

Submission details
Task:	Tulkki
Sender:	Username*
Submission time:	2025-10-31 21:15:54 +0200
Language:	Python3 (CPython3)
Status:	READY
Result:	100

Feedback
group	verdict	score
#1	ACCEPTED	12
#2	ACCEPTED	32
#3	ACCEPTED	56

Test results
test	verdict	time	group
#1	ACCEPTED	0.03 s	1, 2, 3	details
#2	ACCEPTED	0.03 s	1, 2, 3	details
#3	ACCEPTED	0.03 s	1, 2, 3	details
#4	ACCEPTED	0.03 s	1, 2, 3	details
#5	ACCEPTED	0.03 s	1, 2, 3	details
#6	ACCEPTED	0.03 s	1, 2, 3	details
#7	ACCEPTED	0.03 s	2, 3	details
#8	ACCEPTED	0.03 s	2, 3	details
#9	ACCEPTED	0.03 s	2, 3	details
#10	ACCEPTED	0.03 s	2, 3	details
#11	ACCEPTED	0.03 s	2, 3	details
#12	ACCEPTED	0.03 s	2, 3	details
#13	ACCEPTED	0.03 s	3	details
#14	ACCEPTED	0.03 s	3	details
#15	ACCEPTED	0.28 s	3	details
#16	ACCEPTED	0.03 s	3	details
#17	ACCEPTED	0.24 s	3	details
#18	ACCEPTED	0.15 s	3	details

Code

import sys
import re

def parse_tokens(code):
    code = re.sub(r'#.*', '', code)
    code = re.sub(r'\s+', ' ', code.strip())
    tokens = re.findall(r'[A-Z]+|REPEAT|TIMES|\(|\)|[A-Z]', code)
    return tokens

def parse_program(tokens, i=0):
    program = []
    while i < len(tokens):
        tok = tokens[i]
        if tok == 'CLEAR':
            program.append(('CLEAR', tokens[i+1]))
            i += 2
        elif tok == 'INCREASE':
            program.append(('INCREASE', tokens[i+1]))
            i += 2
        elif tok == 'PRINT':
            program.append(('PRINT', tokens[i+1]))
            i += 2
        elif tok == 'REPEAT':
            var = tokens[i+1]
            assert tokens[i+2] == 'TIMES' and tokens[i+3] == '('
            body, i = parse_program(tokens, i+4)
            program.append(('REPEAT', var, body))
        elif tok == ')':
            return program, i + 1
        else:
            i += 1
    return program, i

def execute(program, vars_, output):
    for cmd in program:
        if cmd[0] == 'CLEAR':
            vars_[cmd[1]] = 0
        elif cmd[0] == 'INCREASE':
            vars_[cmd[1]] += 1
        elif cmd[0] == 'PRINT':
            output.append(str(vars_[cmd[1]]))
        elif cmd[0] == 'REPEAT':
            count = vars_[cmd[1]]
            for _ in range(count):
                execute(cmd[2], vars_, output)

def main():
    code = sys.stdin.read()
    tokens = parse_tokens(code)
    program, _ = parse_program(tokens)
    vars_ = {chr(c): 0 for c in range(ord('A'), ord('Z') + 1)}
    output = []
    execute(program, vars_, output)
    print(' '.join(output))

if __name__ == '__main__':
    main()

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: ACCEPTED

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 5 5 5 5` view save

Test 8 (public)

Group: 2, 3

Verdict: ACCEPTED

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 0 0 0 0` view save

Test 9 (public)

Group: 2, 3

Verdict: ACCEPTED

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 7 8 9 10` view save

Test 10 (public)

Group: 2, 3

Verdict: ACCEPTED

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

correct output
`5 5` view save

user output
`5 5` view save

Test 11 (public)

Group: 2, 3

Verdict: ACCEPTED

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

correct output
`20` view save

user output
`20` view save

Test 12 (public)

Group: 2, 3

Verdict: ACCEPTED

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

correct output
`42` view save

user output
`42` view save

Test 13 (public)

Group: 3

Verdict: ACCEPTED

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 2 2 3 3 3 4 4 4 4 5 5 5 5 5` view save

Test 14 (public)

Group: 3

Verdict: ACCEPTED

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

correct output
`12` view save

user output
`12` view save

Test 15 (public)

Group: 3

Verdict: ACCEPTED

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

correct output
`531441` view save

user output
`531441` view save

Test 16 (public)

Group: 3

Verdict: ACCEPTED

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

correct output
`1337` view save

user output
`1337` view save

Test 17 (public)

Group: 3

Verdict: ACCEPTED

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 2 1 1 3 4 3 4 3 4 3 4 3 ...` view save

Test 18 (public)

Group: 3

Verdict: ACCEPTED

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 3 5 7 11 13 17 19 23 29 31 3...` view save

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 (Username*)