#include #include using namespace std; double prob[101][1024]; int main() { int k,n,e,x,y; cin >> k >> n >> e; while (k) { vector > nodes(1<> x >> y; nodes[x].push_back(y); nodes[y].push_back(x); } memset(prob,0,sizeof(prob)); bool good=true; for(int j=0;j<(1<=0.75) good=false; } } if (good) cout << "Yes" << endl; else cout << "No" << endl; cin >> k >> n >> e; } return 0; }