Editorial for Another Random Contest 1 P3 - Physics Olympics
Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Author:
This problem is a very standard application of bitmask.
Time Complexity:
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