package com.imood.msjava; /** * @description: 三次反转实现字符串循环右边移动N位 * @author: msJava * @createDate: 2020/07/02 * @version: 1.0 */ public class Main { /** * 交换位置 * * @param chars * @param begin * @param end */ public void swap(char[] chars, int begin, int end) { while (begin < end) { char temp = chars[begin]; chars[begin] = chars[end]; chars[end] = temp; begin++; end--; } } public String moveString(String str, int n) { char[] chars = str.toCharArray(); swap(chars, 0, chars.length - 1); swap(chars, 0, n - 1); swap(chars, n, chars.length - 1); return new String(chars); } /* public static void main(String[] args) { Scanner input=new Scanner(System.in); String str = input.nextLine(); //移动位数 int N = input.nextInt(); System.out.println(new Main().moveString(str,N)); }*/ public static void main(String[] args) { System.out.println(3 * 0.1); } }