Rating changes for the last round are temporarily rolled back. They will be returned soon. ×

Problems

# Name
A
standard input/output
1 s, 256 MB
x55742
B
standard input/output
2 s, 256 MB
x5564
C
standard input/output
1 s, 256 MB
x1786
D
standard input/output
1 s, 256 MB
x516
E
standard input/output
1 s, 256 MB
x59
1 Package for this problem was not updated by the problem writer or Codeforces administration after we’ve upgraded the judging servers. To adjust the time limit constraint, solution execution time will be multiplied by 2. For example, if your solution works for 400 ms on judging servers, then value 800 ms will be displayed and used to determine the verdict.