DSA-Matrix-Python- Minimum Path sum

[jen-sjen]

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Hey there, I'm participating in #hactoberfest2k21, Please assign me the issue. Good day! Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right, which minimizes the sum of all numbers along its path.You can only move either down or right at any point in time. Example: Input: grid = [[1,3,1],[1,5,1],[4,2,1]] Output: 7