摘要： NecklaceTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 327680/327680 K (Java/Others)Total Submission(s): 522Accepted Submission(s): 168Problem DescriptionOne day , Partychen gets several beads , he wants to make these beads a necklace . But not every beads can link to each other, every bead sho 阅读全文