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Problems

# Name
A
standard input/output
1 s, 256 MB
x4353
B
standard input/output
1 s, 256 MB
x4988
C
standard input/output
1 s, 256 MB
x1821
D
standard input/output
4 s, 256 MB
x3267
E
standard input/output
2 s, 256 MB
x364
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.