摘要：
C. Famil Door and Brackets time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output As Famil Door 阅读全文
摘要：
Rikka with Graph Accepts: 123 Submissions: 525 Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/65536 K (Java/Others) 问题描述 众所周知，萌萌哒六花不擅长数学，所 阅读全文