Answers for "number of bits in a number in c++"

C++
3

Count set bits in an integer c++

//Method 1
	int count = __builtin_popcount(number);
//Method 2
	int count = 0;
    while (number) {
        count += number & 1;
        n >>= 1;
    }
Posted by: Guest on May-10-2021

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