上初中时,大部分同学对数学不感兴趣,数学老师于是在课余给我们出了这样一道趣味数学题:在很久很久以前,有三个探险家结伴到一个人迹罕至的大山里寻宝。经过数天的探访,终于寻得19件宝物。3个探险家都很高兴,围坐在一棵古树下,商量分宝物的事。按照出力的多少和贡献的大小,3个 When I was in junior high school, most of my classmates were not interested in math. So the math teacher gave us an extra-curricular math problem after class: a long, long time ago, three explorers joined in an inaccessible mountain treasure hunt. After several days of visits, finally found 19 pieces of treasure. All three explorers are happy to sit under an ancient tree and discuss matters pertaining to treasure. In accordance with the amount of contribution and the size of contribution, 3