Duplicate Zeros LeetCode solution in Python

1
# Runtime: 107 ms (Top 60.66%) | Memory: 14.9 MB (Top 70.68%)
2
class Solution:
3
    def duplicateZeros(self, arr: List[int]) -> None:
4
        """
5
        Do not return anything, modify arr in-place instead.
6
        """
7
        l = len(arr)
8
        i, c = 0, 0
9
        while i < l:
10
            if arr[i] == 0:
11
                arr.insert(i + 1, 0)
12
                i += 1
13
                arr.pop()
14
            i += 1