找单词 Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 5782 Accepted Submission(s): 4062 Problem Description 如果有x1个字母A. x2个字母B,..... x26个字母Z.同一时候如果字母A的价值为1.字母B的价值为2,..... 字母Z的价值为26.那么,对于给定的字母.能…
排列组合 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4891 Accepted Submission(s): 2122 Problem Description 有n种物品,并且知道每种物品的数量.要求从中选出m件物品的排列数.例如有两种物品A,B,并且数量都是1,从中选2件物品,则排列有"AB","BA&q…
Ignatius and the Princess III Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 12521 Accepted Submission(s): 8838 Problem Description "Well, it seems the first problem is too easy. I will let…