Repetitive Addition - c++ based programming

//////////////////////////////////////////////////////////////////////////////////////////
//
// A c++ based program that multiplies 2 positive integers using repetitive //addition.
//
//////////////////////////////////////////////////////////////////////////////////////////

#include
void main(){

char ans='y';

do{

int x=0;
int y=0;
int prod=0;


input_firstNumber:

cout<<"Firts Num: ";
cin>>x;

if(x>0){

input_secondNumber:

cout<<"Second Num: ";
cin>>y;

if(y>0){
while(y!=0){
prod=prod+x;
y--;
}
}
else
goto input_secondNumber;

}
else
goto input_firstNumber;


cout<
cout<<"Coninue? Y/N";
cin>>ans;

}while(ans=='Y' || ans=='y');

}