#include<iostream>
#include<cstdlib>
using namespace std;
int main()
{
re:
int option;
cout<<"請輸入您要的餐點? 1、咖啡 2、牛奶 3、紅茶";
cin>>option;
switch(option)
{
case 1:
cout<<"您選擇的是咖啡"<<endl;
break;
case 2:
cout<<"您選擇的是牛奶"<<endl;
break;
case 3:
cout<<"您選擇的是紅茶"<<endl;
break;
default:
cout<<"輸入錯誤"<<endl;
}
cout<<endl;
goto re;
system("pause");
return 0;
} |