Find if element is powers of 2

powers of 2

Find if element is powers of 2

    /** Check if a number is a power of 2 or not.
     *  IF n is power of 2, return 1, else return 0.
     */
    int powerOfTwo(int n)
    {
        return n && (!(n & (n-1)));
    }

Source: ritambhara.in

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