摘要: OperandTime Limit: 1 Second Memory Limit: 32768 KB Professor Maple teaches mathematics in a university. He have invented a function for the purpose of obtaining the operands from an expression. The f... 阅读全文
posted @ 2010-05-01 11:28 长江西岸 阅读(601) 评论(0) 推荐(0) 编辑