题目5716 · 脑筋急转弯
Measuring Four Units with a 3-Jug and a 5-Jug
You have an unlimited water supply, a 3-unit jug, and a 5-unit jug, both unmarked. The only operations allowed are: fill a jug completely from the supply, empty a jug onto the ground, or pour from one jug into the other until the source is empty or the destination is full. What i
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