Problems
 
 
# Name    
A
standard input/output
1 s, 256 MB
Submit  x2870
B
standard input/output
2 s, 256 MB
Submit  x3622
C
standard input/output
2 s, 256 MB
Submit  x4292
D
standard input/output
2 s, 256 MB
Submit  x914
E
standard input/output
1 s, 256 MB
Submit  x676
F
standard input/output
2 s, 256 MB
Submit  x653
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2015-09-16 18:20:41
Announcement
Problem A. A Problem about Polyline
*****
In Russian version of the statement there is a missing sentence: "If there is no such x then output  -1 as the answer."