Editorial for Another Contest 8 Problem 1 - Trash Push


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.

If N is divisible by K, the answer is \frac{N}{K}, otherwise, it is \left \lfloor \frac{N}{K} \right \rfloor + 1. This is equal to \left \lceil \frac{N}{K} \right \rceil.


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