1342. Number of Steps to Reduce a Number to Zero

🟩 Easy

Solution

My Solution

func numberOfSteps(num int) int {
    if num == 0 {
        return 0
    }

    result := 0
    for num > 0 {
        if num&1 == 1 {
            result += 2
        } else {
            result += 1
        }

        num >>= 1
    }

    return result - 1
}

result

Leetcode: link