Problems
 
 
# Name    
1
standard input/output
0.5 s, 256 MB
Submit  x402
2
standard input/output
0.5 s, 256 MB
Submit  x406
3
standard input/output
2 s, 256 MB
Submit  x156
4
standard input/output
2.5 s, 256 MB
Submit  x112
5
standard input/output
1.5 s, 256 MB
Submit  x61
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer