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一天,明朝开国皇帝朱元璋骑着马在路上巡察,看见两个人正在路边为分油发愁。这两个人有一个容量10升的油篓子,里面装满了油,还有一个空的罐和一个空的葫芦,罐可装7升油,葫芦可装3升油。要把这10升油平分,每人5升。但是谁也没有带秤,两个人不知该怎样分。朱元璋看了笑着说:“这好办。葫芦归罐罐归篓,两人分油回家走。”说完,策马就走了。两个人按照朱元璋的办法倒来倒去,果然把油平分了,每人5升,高高兴兴地各自回家
One day, the founding emperor of the Ming Dynasty Zhu Yuanzhang rode on the road and saw two people being on the roadside to worry about oil separation. The two men had a 10-liter oil basket filled with oil, an empty can and an empty gourd. The tank could hold 7 liters of oil and the gourd could hold 3 liters of oil. Divide the 10 liters of oil by 5 liters per person. But no one with a scale, two people do not know how to divide. Zhu Yuanzhang smiled and said: “This easy to handle. Gourd go to the tank to return to baskets, the two go home and divide the oil.” "Finish, the horse left. Two people down in accordance with the method of Zhu Yuanzhang, really split the oil, 5 liters per person, happy to go home