Pascal's Triangle II

Given an index k, return the kth row of the Pascal's triangle.

For example, given k = 3,
Return [1,3,3,1].

easy to solve

class Solution:    # @return a list of integers    def getRow(self, rowIndex):        if rowIndex==0:            return [1]                result = [1]        for rowInd in range(1,rowIndex+1):            for elemind in range(len(result)-1,0,-1):                result[elemind] = result[elemind] + result[elemind-1]            result = result + [1]                    return result