2013 年 8月 23 日随笔档案 - straw_berry

2013年8月23日

摘要： Time Limit:1000MSMemory Limit:30000KTotal Submissions:9163Accepted:5617DescriptionGigel has a strange "balance" and he wants to poise it. Actually, the device is different from any other ordinary balance.It orders two arms of negligible weight and each arm's length is 15. Some hooks ar 阅读全文

posted @ 2013-08-23 21:22 straw_berry 阅读(216) 评论(0) 推荐(0) 编辑

Cash Machine（多重背包）

摘要： Time Limit:1000MSMemory Limit:10000KTotal Submissions:24067Accepted:8414DescriptionA Bank plans to install a machine for cash withdrawal. The machine is able to deliver appropriate @ bills for a requested cash amount. The machine uses exactly N distinct bill denominations, say Dk, k=1,N, and for eac 阅读全文

posted @ 2013-08-23 12:48 straw_berry 阅读(324) 评论(0) 推荐(0) 编辑