Frog staircase
First saw this gem in PProblem SSSolving.
Puzzle
A frog must climb a 10 step staircase. He can hop up either one step or two steps at a time. How many ways are there for him to make it to the top?
First saw this gem in PProblem SSSolving.
A frog must climb a 10 step staircase. He can hop up either one step or two steps at a time. How many ways are there for him to make it to the top?