摘要： There is a pile of n wooden sticks. The length and weight of each stick are known in advance. The sticks are to be processed by a woodworking machine 阅读全文

摘要： Farmer John goes to Dollar Days at The Cow Store and discovers an unlimited number of tools on sale. During his first visit, the tools are selling var 阅读全文

摘要： Bessie was poking around the ant hill one day watching the ants march to and fro while gathering food. She realized that many of the ants were sibling 阅读全文

摘要： Description A group of cows grabbed a truck and ventured on an expedition deep into the jungle. Being rather poor drivers, the cows unfortunately mana 阅读全文