class Solution:
    def moveZeroes(self, nums):
        """
        :type nums: List[int]
        :rtype: void Do not return anything, modify nums in-place instead.
        """
        i = 0
        for test in nums:
            if test != 0:
                nums[i] = test
                i+=1
        for i in range(i,len(nums)):
            nums[i]=0