LeetCode #27 Remove Element

class Solution:
# @param {integer[]} nums
# @param {integer} val
# @return {integer}
def removeElement(self, nums, val):
size = 0
for i in range(0,len(nums)):
if nums[i] != val:
size+=1
j = 0
for i in range(size,len(nums)):
if nums[i] != val:
while nums[j] != val:
j+=1
nums[j] = nums[i]
nums[i] = val

return size