Remove Element (Leetcode 27)

Problem Link: https://leetcode.com/problems/remove-element/description/

class Solution:
    def removeElement(self, nums: List[int], val: int) -> int:

        n=len(nums)
        k=0

        for i in range(n):
            if(nums[i]!=val):
                nums[k]=nums[i]
                k+=1
        
        return k