Solution: Frog Jump
Explore the dynamic programming approach to solve the Frog Jump problem where a frog must reach the last stone by varying its jumps. Learn to implement a state-tracking system that maps reachable stones and jump lengths to determine feasibility. This lesson helps you understand how to apply DP and optimize solutions with memoization and tabulation for related problems.
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Statement
A frog is trying to cross a river by jumping on stones placed at various positions along the river. The river is divided into units, and some units contain stones while others do not. The frog can only land on a stone, but it must not jump into the water.
You are given an array, stones, that represents the positions of the stones in ascending order (in units). The frog starts on the first stone, and its first jump must be exactly