C++异常处理

#include<iostream.h>
int Div(int x,int y);
int main()
{    try
    { cout<<"5/2="<<Div(5,2)<<endl;
      cout<<"8/0="<<Div(8,0)<<endl;
      cout<<"7/1="<<Div(7,1)<<endl;
    }
   catch(int)
    { cout<<"except of deviding zero.\n"; }
    cout<<"that is ok.\n";
    while(1);
    return 0;
}
int Div(int x,int y)
{    if(y==0) throw y;
    return x/y;
}

/*
程序运行结果如下：
5/2=2
except of deviding zero.
that is ok.
*/