//Read in 3 numbers: find total using a loop
#include <iostream>
using namespace std;
void main()
{ int num, total=0;
  int n;  //used to 'drive' the loop
  for(n=0; n<3; n++)
  {  cout<<"Enter a number:";
     cin>>num;
     total=total+num;
  } //end of for loop
  cout<<"Total="<<total<<"\n";
} //main