3525. Find X Value of Array II

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You are given an array of positive integers nums and a positive integer k. You are also given a 2D array queries, where queries[i] = [indexi, valuei, starti, xi]. You are allowed to perform an operation once on nums, where you can remove any suffix from nums such that nums remains non-empty. The x-value of nums for a given x is defined as the number of ways to perform this operation so that the

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solution.cppC++17

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