Problems
 
 
# Name    
A
standard input/output
2 s, 256 MB
Submit  x4552
B
standard input/output
1 s, 256 MB
Submit  x4269
C
standard input/output
1.5 s, 256 MB
Submit  x1513
D
standard input/output
2 s, 256 MB
Submit  x537
E
standard input/output
3.5 s, 256 MB
Submit  x266
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2020-04-03 18:11:17
Announcement
Problem A. Dreamoon Likes Coloring
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All colors 1,2,...,m need to appear at the end of the operations.