#include #include using namespace std; vector graph[501]; bool visit[501] = {false, }; int bfs(int startV) { int numF = 0; visit[startV] = true; numF += graph[startV].size(); for (int i : graph[startV]) visit[i] = true; for (int i : graph[startV]) { for (int j : graph[i]) { if (visit[j] == false) { visit[j] = true; numF++; } } } return numF; } void input() { int numV, numE; int tmp1, tmp2; cin >..