days, still lifeless, a man with a touch of approximately 5.6-year-old girl walking on the road, have not see this man is what color to wear the clothes, the little girl's face into a sweat and

                          哈 哈！ 你做上了多少？ 敢写下的做上的 个数吗！      太难了、先转了 以后自己慢慢研究 ~ ~ ~                  或找自己的朋友帮忙哦 ！ 哈！！！      【1】假设有一个池塘，里面有无穷多的水。现有2个空水壶，容积分别为5升和6升。问题是如何只用这2个水壶从池塘里取得3升的水。 【2】