Fencing

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You are given an integer N, you need to fence N X N matrix in layers starting from outermost layer to the innermost one. Here, fencing means you need to fill the current fence with integers ranging from 1 through N such that: 1. The uppermost row and leftmost column of the fence should be strictly increasing (from left to right and top to bottom respectively). 2. The bottommost row and rightmost

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solution.cppC++17

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