#include <iostream>
main()
{
int val1, val2, val3;
cout << "Welcome" << endl << endl;
// assign the variables a value
val1 = 10;
val2 = 15;
val3 = 20;
cout << "val1: " << val1 << endl;
cout << "val2: " << val2 << endl;
cout << "val3: " << val3 << endl;
cout << endl << "Goodbye" << endl;
}