Easy · Strings

Number of Steps to Reduce a Number in Binary to One

Given the binary representation s of a positive integer (no leading zeros), return the number of steps needed to reduce it to 1, where each step halves the number if it is even and adds 1 to it if it is odd.

Examples

Example 1

{
  "s": "1101"
}

Output: 6 steps

Example 2

{
  "s": "10"
}

Output: 1 step

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