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Chef knows the projected sales of his store for the next $N$ days. The projected sales of the $i^{th}$ day is $A_i$. On any particular day, Chef can announce that his shop is closing which will **double** his sales for that day, but since Chef is a man of his word, he won't make any sale after that day. Find the **maximum** possible total sales which Chef can make. ### Input - The first line of

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solution.cppC++17

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