import java.util.*;
public class Example3_1{ public static void main(String args[]){ Scanner reader=new Scanner(System.in); System.out.println("输入待移位的int型整数:"); int x=reader.nextInt(); System.out.println("输入移位量:"); int n=reader.nextInt(); System.out.println("左移位的结果:"+(x<<n)); System.out.println("右移位的结果:"+(x>>n)); } }
public class Example3_2{
public static void main(String args[]){ char a[]={'金','木','水','火','土'}; char secret='z'; for(int i=0;i<a.length;i++){ a[i]=(char)(a[i]^secret); } System.out.printf("密文:\n"); for(int i=0;i<a.length;i++){ System.out.printf("%3c",a[i]); } for(int i=0;i<a.length;i++){ a[i]=(char)(a[i]^secret); } System.out.printf("\n原文:\n"); for(int i=0;i<a.length;i++){ System.out.printf("%3c",a[i]); } } }