Problems
 
 
# Name    
A
standard input/output
1.5 s, 1024 MB
Submit  x32
B
standard input/output
5 s, 1024 MB
Submit  x20
C
standard input/output
3 s, 1024 MB
Submit  x12
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer