ybyccyl的博客

Hangover Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 108979   Accepted: 53117 Description How far can you make a stack of cards overhang a table? If you

Financial Management Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 164764   Accepted: 61188 Description Larry graduated this year and finally has a job. He's

Description One measure of ``unsortedness'' in a sequence is the number of pairs of entries that are out of order with respect to each other. For instance, in the letter sequence ``DAABEC'', this m