pat1122 Hamiltonian Cycle
题意：输入一个图，输入q个询问，每个询问给出一条路径，问这条路径是否是哈密顿回路。思路：记录边，把给的路径走一遍就好。代码#include <iostream>#include <cstdio>#include <cstring>#include <algorithm>#include <cmath&
