3228. Maximum Number of Operations to Move Ones to the End

Medium

30 Points

String

Greedy

Counting

You are given a binary string s. You can perform the following operation on the string any number of times: Return the maximum number of operations that you can perform.

Examples

Example 1

Input: s = "1001101" Output: 4 Explanation: We can perform the following operations:

Example 2

Input: s = "00111" Output: 0

Constraints

1 <= s.length <= 105
s[i] is either '0' or '1'.