card card card Time Limit: 8000/4000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 450    Accepted Submission(s): 195 Problem Description As a fan of Doudizhu, WYJ likes collecting playing cards very much. One day,…

Coprime Sequence                                                        Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 131072/131072 K (Java/Others)                                                                                      Total S…