Problems
 
 
# Name    
1
standard input/output
0.5 s, 256 MB
Submit  x333
2
standard input/output
1 s, 256 MB
Submit  x149
3
standard input/output
2 s, 256 MB
Submit  x109
4
standard input/output
1 s, 256 MB
Submit  x86
5
standard input/output
1 s, 256 MB
Submit  x58
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer