Problems
 
 
# Name    
A
backup.in / backup.out
2 s, 256 MB
Submit  x105
B
cipher.in / cipher.out
2 s, 256 MB
Submit  x185
C
coincidence.in / coincidence.out
2 s, 256 MB
Submit  
D
mars.in / mars.out
2 s, 256 MB
Submit  x77
E
meetings.in / meetings.out
2 s, 256 MB
Submit  x37
F
message.in / message.out
2 s, 256 MB
Submit  x133
G
superstar.in / superstar.out
2 s, 256 MB
Submit  x38
H
travel.in / travel.out
2 s, 256 MB
Submit  x128
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer