class Solution:
    def merge(self,nums1: List[int], m: int, nums2: List[int], n: int) ->None:
        """
        Do not return anything, modify nums1 in-place instead.
        """
        j=0
        for i in range(m,len(nums1)):
          nums1[i]=nums2[j]
          j+=1;i+=1
        nums1.sort()