hdu 1251:统计难题(字典树,经典题)
统计难题 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131070/65535 K (Java/Others)Total Subm ...
统计难题 Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 131070/65535 K (Java/Others)Total Subm ...
The Suspects Time Limit: 1000MS Memory Limit: 20000K ...