int t; cin>>t; while(t–) { int x1,x2,y1,y2; cin>>x1,x2,y1,y2; if(x1 == x2 && y1 != y2) { cout<<“Yes”<
reading is wrong. should be cin >> x1 >> x2 >> y1 >> y2;
int t; cin>>t; while(t–) { int x1,x2,y1,y2; cin>>x1,x2,y1,y2; if(x1 == x2 && y1 != y2) { cout<<“Yes”<
reading is wrong. should be cin >> x1 >> x2 >> y1 >> y2;