Which is a winning combination of digits?The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
Getting a Cake
Little Johnny walked into the kitchen, saw his mother making a cake and announced, "I'll be playing in my room for the next two hours. I sure would like a piece of cake when you're finished."
Later, when his mother brought him a piece of cooled cake, Little Johnny exclaimed, "Golly, it worked!"
Puzzled, his mother asked, "What do you mean?"
Little Johnny replied, "Daddy said that in order to get a piece around here, you have to spend a couple of hours playing first!"