function numGenerator(name) { // Outer function
  var counter = 0; // Counter variable belonging to the outer function scope

  function generator() { // Inner function (the infamous closure)
    var num = Math.round(Math.random() * 100); // This gets a random number between 0 and 100
    counter += 1; // This increments the counter

    console.log(name + " Stats:");
    console.log("Numbers generated: " + counter);

    return num;
  }

  return generator; // Returning the closure
}

var gen1 = numGenerator('Generator One'); // Creates a new random number generator
var gen2 = numGenerator('Generator Two'); // Creates a new random number generator

// NOTE: Check the counter that's being logged to the console
// Notice how we didn't need to create the logic for it when
// creating the generators on lines 17 and 18?  Each generator
// has its own unique counter.
console.log("Random number: " + gen1());
console.log("Random number: " + gen1());
console.log("Random number: " + gen1());

console.log("Random number: " + gen2());
console.log("Random number: " + gen2());
console.log("Random number: " + gen2());