int fun1(double a)
{return(a*=a);}
int fun2(double x,double y)
{double a=0,b=0;
    a=fun1(x),b=fun1(y);
return(int)(a+b);
}

main()
{double w;w=fun2(1.1,2.0);
}请问，程序执行后W中的值是？应该是5还是5.0 ？