Chef and Strange Operations

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Chef has an array A consisting of N integers (1-based indexing). He asks you to perform the following operation M times: for i = 2 to N: Ai = Ai + Ai-1 Your task is to find the xth element of the array (i.e., Ax) after performing the above operation M times. As the answer could be large, please output it modulo 109 + 7. Input - The first line of input contains an integer T denoting the

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solution.cppC++17

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