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Can you solve this? Chef is bored of playing with balls so, he decided to calculate the ChefItUp value of each ball ( each ball is assigned a unique value starting from $1,2,3...,N$ ) The ChefItUp value is defined as the total number of positive integers $k$ such that 0 <= k<= n ( where 'n' is ball value and it will be unique ), and addition of $n$, $k$ is same as xor of $n$, $k$. But

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solution.cppC++17

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