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Chef has an array of integers and he starts with an arbitrary initial value $X$. He calculates the running sum of $X$ plus array element, from left to right. The running sum never gets below $1$. Find the minimum value of $X$. ###Input: - First line will contain $T$, number of testcases. Then the testcases follow. - First line of the test case contains the integer $N$. - Next line contains $N$

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solution.cppC++17

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