A - Construct uwu

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You are given a positive integer $N$. Please construct a **minimal** length string $S$ consisting of letters $\text{'u'}$ and $\text{'w'}$ only, satisfying the following condition : - The number of subsequences of $S$ which equal $\text{uwu}$ is exactly $N$. Note that a subsequence need not be continuous. It can be proven at least one valid string exists. You have to find the shortest possible

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solution.cppC++17

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