Einstein Brain Teaser #2
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You have a 3-gallon jug and a 5-gallon jug. You need to measure exactly 4 gallons. What is the minimum number of pour/fill/empty steps needed?
You have a 3-gallon jug and a 5-gallon jug. You need to measure exactly 4 gallons. What is the minimum number of pour/fill/empty steps needed?