Problems
 
 
# Name    
A
standard input/output
0.5 s, 256 MB
Submit  x97
B
standard input/output
1 s, 256 MB
Submit  x28
C
standard input/output
0.7 s, 256 MB
Submit  x41
D
standard input/output
1.5 s, 256 MB
Submit  x13
E
standard input/output
1 s, 256 MB
Submit  x6
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer