Maria and Caps

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###PROBLEM STATEMENT Maria went to a shop with her mother to buy some woolen caps with exactly $K$ rupees. The shop contains $N$ no. of caps and cost of caps are given in the form of an array $A$. She was about to buy some caps but her mother interrupt her. As Maria belongs to a rich family, she doesn't care about money and decided to buy all the caps. Seeing her foolishness, her mother wants to

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solution.cppC++17

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