摘要： Find Metal MineralTime Limit: 2000/1000 MS (Java/Others) Memory Limit: 65768/65768 K (Java/Others) Total Submission(s): 2018 Accepted Submission(s): 913 Problem DescriptionHumans have discovered a kind of new metal mineral on Mars which are distributed in point‐like with paths connecting each of the 阅读全文