You are going to toast some slices of bread for an upcoming party. You have a frying pan that can hold at most k toasts at the same time. Toasting one side of a toast takes 2 minutes.
Even in ancient times, the Egyptians knew that a triangle with sides 3, 4, and 5 is a right triangle, with its right angle being the largest one. Determine whether other triangles also have this property.