Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x313
B Submit  x250
C
standard input/output
1 s, 256 MB
Submit  x142
D
standard input/output
1.5 s, 512 MB
Submit  x117
E
standard input/output
1 s, 256 MB
Submit  x14
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer