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Solution: Word Break II

Explore the dynamic programming approach to solve the Word Break II problem by breaking a string into valid dictionary words. Understand how to use a bottom-up method to optimize recursion, reduce time complexity, and generate all possible sentences from the input string.

Statement

You are given a string, s, and an array of strings, wordDict, representing a dictionary. Your task is to add spaces to s to break it up into a sequence of valid words from wordDict. We are required to return an array of all possible sequences of words (sentences). The order in which the sentences are listed is not significant.

Note: The same dictionary word may be reused multiple times in the segmentation.

Constraints:

  • 11 \leq s.length 20\leq 20 ...