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Problems
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# Name    
A
standard input/output
1 s, 256 MB
Submit Image x28631
B
standard input/output
1 s, 256 MB
Submit Image x21539
C
standard input/output
2 s, 256 MB
Submit Image x11518
D
standard input/output
2 s, 256 MB
Submit Image x7993
E1
standard input/output
2 s, 256 MB
Submit Image x1892
E2
standard input/output
2 s, 256 MB
Submit Image x901
E3
standard input/output
2 s, 256 MB
Submit Image x494
F
standard input/output
3 s, 512 MB
Submit Image x98
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Questions about problems
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  Question Answer
2025-07-31 18:09:52
Announcement
Problem F. Permutation Blackhole
*****
The cells are numbered left to right. That is, "the cell with the smallest number" denotes the left one among the possible cells.