[leetcode]Rotate Array(using Python)

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题目：

Rotate an array of n elements to the right by k steps.

For example, with n = 7 and k = 3, the array [1,2,3,4,5,6,7] is rotated to [5,6,7,1,2,3,4]

class Solution(object):    def rotate(self, nums, k):        """        :type nums: List[int]        :type k: int        :rtype: void Do not return anything, modify nums in-place instead.        """        if k>0 and k<len(nums):            l_get = nums[len(nums)-k:len(nums)]            l_front = nums[0:len(nums)-k]            for i in range(0,len(l_front)):                l_get.append(l_front[i])            for j in range(0,len(nums)):                nums[j] = l_get[j]        elif k > len(nums):            k = k % len(nums)            l_get = nums[len(nums)-k:len(nums)]            l_front = nums[0:len(nums)-k]            for i in range(0,len(l_front)):                l_get.append(l_front[i])            for j in range(0,len(nums)):                nums[j] = l_get[j]        else:            pass