Problems
 
 
# Name    
A
standard input/output
3 s, 1024 MB
Submit  x24
B
standard input/output
1.5 s, 256 MB
Submit  x9
C
standard input/output
2.5 s, 256 MB
Submit  x29
D
standard input/output
1 s, 256 MB
Submit  x57
E
standard input/output
2 s, 256 MB
Submit  
F
standard input/output
3 s, 256 MB
Submit  x18
G
standard input/output
3 s, 256 MB
Submit  x37
H
standard input/output
1 s, 256 MB
Submit  x21
I
standard input/output
2 s, 256 MB
Submit  x13
J
standard input/output
4 s, 256 MB
Submit  x4
K
standard input/output
3 s, 256 MB
Submit  x14
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2023-06-04 08:04:08
Problem A. 奇迹
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Announcement
$1 \le n \times m \le 2 \times 10^5$