Help Rishi and Amit

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Rishi and Amit want to visit the chefland but chef will allow them only if they will help him to solve the following problem. Chefland is like a 2-D grid where each cell is labelled with '0' or '1'. Cells with 1's represent shops and cells with 0's represent customers. Now every customer will have to go to at least one shop to purchase goods. When customer reaches to some shop it costs him/her so

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solution.cppC++17

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