NOI '18 - Day 1

This is an unofficial mirror of the Chinese NOI '18 Contest.

This problem set will come from day 1 of the competition. This contest will not be rated.

There will be 3 problems to solve in 5 hours. Partial scoring may be available on some problems. The maximum score on a single problem is 100.


Problems

Problem Points AC Rate Users
NOI '18 P1 - Return 17p 20.3% 13
NOI '18 P2 - Inverse 25p 13.5% 5
NOI '18 P3 - Name 25p 5.5% 3

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