import pyutil as pyu
pyu.get_local_pyinfo()

print(pyu.ps2("python-dotenv"))

from typing import List

class Solution:
  def duplicateZeros(self, arr: List[int]) -> None:
    zeros = arr.count(0)
    i = len(arr) - 1
    j = len(arr) + zeros - 1

    while i < j:
      if j < len(arr):
        arr[j] = arr[i]
      if arr[i] == 0:
        j -= 1
        if j < len(arr):
          arr[j] = arr[i]
      i -= 1
      j -= 1

new Solution().duplicateZeros()