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Problems
 
 
# Name    
A
standard input/output
4 s, 1024 MB
Submit  x9
B
standard input/output
2 s, 256 MB
Submit  x36
C
standard input/output
1 s, 256 MB
Submit  x76
D Submit  x5
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer