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DIY: Frog Jump

Explore the Frog Jump problem and learn to implement a solution in Ruby that decides if a frog can cross a river by jumping on stones. This lesson helps you understand how to apply algorithmic thinking and dynamic programming concepts to tackle real coding interview questions effectively.

Problem statement

A river is divided into units. At each unit, there may or may not be a stone. A frog has to cross the river. It can jump on a stone, but it must not jump into the water.

You are given a list of the positions of the stones in a sorted and ascending order. You have to determine if the ...