摘要：
Dice (I)You haveNdices; each of them hasKfaces numbered from1toK. Now you have arranged theNdices in a line. You can rotate/flip any dice if you want.... 阅读全文
摘要：
Difference of ClusteringProblem DescriptionGiven two clustering algorithms, the old and the new, you want to find the difference between their results... 阅读全文