package b; public interface Computer { int computer(int n,int m); } package b; public class Jia implements Computer { @Override public int computer(int n, int m) { int jia; jia=m+n; System.out.println(m+"+"+n+"="+jia); return jia; } }…
package com.homework5; public interface Compute { //声明抽象方法 int computer(int n,int m); } package com.homework5; public class jia implements Compute { @Override public int computer(int n, int m) { return n+m; } } package com.homework5; public class jia…
//接口Compute package jieKou; public interface Compute { int Computer(int n,int m); } //加 package jieKou; public class Jia implements Compute { @Override public int Computer(int n, int m) { // TODO 自动生成的方法存根 return m+n; } } //减 package jieKou; public c…
#include <stdio.h> int main(void){ void *p; int a = 14322; char c ='A'; p = &a; //p = &c; //强制类型转换(int*)p 把变量指针p强制转换成指向int类型的指针 printf("a=%d\n",*(int*)p); p = &c; printf("c=%c\n",*(int*)p); return 0; }…
using Microsoft.Office.Interop.Excel;//转换为excel时,需要引用此命名空间 using ET;//转换为wps时,需要引用此命名空间using KSO;//转换为wps时,需要引用此命名空间当转换为excel时,需要引入Microsoft.Office.Interop.Excel.dll;当转换为wps时,需要引入Interop.ET.dll,Interop.KSO.dll; #region 查询注册表,判断本机是否安装office2003,2007和w…
package com.example.demo; import java.io.UnsupportedEncodingException; import java.net.URLDecoder; /** * Created by Administrator on 2019/6/19. */ public class URLEncode { public static void main(String[] args) { System.out.println(ChangeISOToUTF("ht…