## Educational Codeforces Round 117 (Rated for Div. 2)

Educational Codeforces Round 117 (Rated for Div. 2)
A. Distance
https://codeforces.com/contest/1612/problem/A
The conditions given in the title are
The distance is Manhattan distance, which is equivalent to step size.
From the half condition of the topic, we can get that the step size and are ab step size, and each step size is half of AB step ...

Posted by **josh_mcqueen** on *Mon, 06 Dec 2021 11:32:45 -0800*

## E. Height All the Same-Codeforces Round #630 (Div. 2)

E. Height All the Same
General idea of the topic
Given the grid of \ (n * m \), cubes can be placed on each grid. Initially, there are \ (a_{i,j} \) cubes on the grid with coordinates of \ ((i,j) \). Now there are two operations:
Select two adjacent squares and place a cube on top of each
Select a person's Square and place two cubes on it
It ...

Posted by **Adarmo** on *Mon, 01 Nov 2021 04:53:03 -0700*