2.2　　有n个整数，使其前面各数顺序向后移m个位置，最后m个数变成最前面m个数。写一函数实现以上功能，在主函数中输入n个整数，并输出调整后n个数。-2.2 n integers, make it the previous number of the order of backward m position last m the number into the top of m number. Write a function to achieve the above functions, enter in the main function of n integers, and n the number of output adjustment.