Provinces of ChefLand

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Following the example of ByteLand, the King of ChefLand has decided to divide the country into provinces. The map of ChefLand is a rectangular matrix consisting of N rows and M columns. The cell at the crossing of the ith row and the jth column denotes a single ChefLand city. So, there are N × M cities. There are Ai, j people living in the city at the crossing of the ith row and the jth column.

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solution.cppC++17

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