Problems
 
 
# Name    
1
standard input/output
1 s, 256 MB
Submit  x145
2
standard input/output
1 s, 256 MB
Submit  x40
3
standard input/output
1 s, 256 MB
Submit  x67
4
standard input/output
1.5 s, 256 MB
Submit  x30
5
standard input/output
2 s, 256 MB
Submit  x13
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer