Chef Challenge

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Chef's brother Chefu is a competitive programmer. Every day, he practices for ICPC (International Chefs' Programming Contest) by solving problems. Today, Chef challenged his brother to solve a certain problem, promising to bake an apple pie for him if he succeeds. Chefu has successfully solved the problem, but can you solve it? You are given an integer sequence $A_1, A_2, \ldots, A_N$. In one mo

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solution.cppC++17

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