You have a square piece of paper
colored on one its side and white on the other; it's a traditional
("standard") paper shape for most Origami creations.
The object is to fold it several times so that you get a smaller
square with the checkered pattern shown in Figure 1. How to do this
with eight folds is shown in Figure 2.
Now your task is to get the pattern first with seven folds, then with
six folds, and finally with only five single folds. Of course, you may
use a new square piece of paper for every of these puzzles - it's more