Introduction - If you have any usage issues, please Google them yourself
Programming by C language, run under window, for undirected graph, read two data first, the first data is the number of points, the second data is the number of edges. Then, which two points are connected in advance to complete the undirected graph. After that, the program outputs 0 and 1,0 representing the Hamiltonian loop, and 1 represents the Hamiltonian circuit