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Coin Change II: Counting Ways With Unlimited Coins

This story is from 2026-10-07. It is preserved in the archive; the latest stories are on the live feed.

Rod Cutting asked: what's the maximum profit? Coin Change II asks: how many ways can you reach a target amount? The choice structure is the same. The transition direction is the same. Two things change: max() becomes + , and the initialisation needs one careful adjustment. If you've been following…

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  1. 2026-10-07 12:30 · DEV Community — AI
    Coin Change II: Counting Ways With Unlimited Coins

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