计算器循环版

import java.util.Scanner;

public class Calculator1 {


public static void main(String[] args) {
// TODO Auto-generated method stub


System.out.println("请输入算式：");
Scanner sc=new Scanner(System.in);
int num1=sc.nextInt();
String fu=sc.next();
int num2=sc.nextInt();
double result=0;
do {
if(fu.equals("+")){
result=num1+num2;
}else if(fu.equals("-")){
result=num1-num2;
}else if(fu.equals("*")){
result=num1*num2;
}else if(fu.equals("/")){
result=num1/num2;
}
System.out.println("result="+result);

System.out.println("请输入算式：");

num1=sc.nextInt();
fu=sc.next();
num2=sc.nextInt();
result=0;

} while (true);
}


}