Codeforces Round 1133 (Div. 1, Div. 2) is coming soon! Register here. ×
 
 
 
 
Problems
 
 
# Name    
A
standard input/output
1 s, 1024 MB
Submit  x25
B
standard input/output
1 s, 256 MB
Submit  x101
C
standard input/output
1 s, 256 MB
Submit  x119
D
standard input/output
2.5 s, 256 MB
Submit  x9
E
standard input/output
1 s, 256 MB
Submit  x1
F
standard input/output
2 s, 256 MB
Submit  x49
G
standard input/output
1 s, 256 MB
Submit  x20
H
standard input/output
2 s, 512 MB
Submit  x53
I
standard input/output
4 s, 256 MB
Submit  x2
J
standard input/output
1 s, 256 MB
Submit  x109
K
standard input/output
2 s, 1024 MB
Submit  x79
L
standard input/output
1 s, 256 MB
Submit  x115
Complete problemset
 
 
 
 
Questions about problems
 
 
  Question Answer
2026-08-08 22:13:04
Problem I. Collision Course
*****
Announcement
The points are given in counter-clockwise order, not clockwise. The statement will be fixed soon.