摘要： 链接：https://www.nowcoder.com/acm/contest/139/D来源：牛客网 Two undirected simple graphs and where are isomorphic when there exists a bijection on V satisfyin 阅读全文

摘要： Pave the Parallelepiped time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Pave the Paralle 阅读全文