摘要：
PiecesTime Limit: 6000/3000 MS (Java/Others)Memory Limit: 131072/131072 K (Java/Others) Total Submission(s): 101Accepted Submission(s): 54 Problem DescriptionYou heart broke into pieces.My string broke into pieces.But you will recover one day,and my string will never go back. Given a string s.We can 阅读全文