Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x318
B Submit  x252
C
standard input/output
1 s, 256 MB
Submit  x143
D
standard input/output
1.5 s, 512 MB
Submit  x119
E
standard input/output
1 s, 256 MB
Submit  x14
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer