deleted unused method

lib/main.dart

@@ -6,47 +6,6 @@ void main() {
   runApp(const EnergyProviderApp());
 }
 
-class EnergyModel extends ChangeNotifier {
-  String startheight = "";
-  String endheight = "";
-  String startspeed="";
-  String endspeed="";
-  String weight="";
-
-  EnergyModel(){
-    startheight;
-    endheight;
-    startspeed;
-    endspeed;
-    weight;
-  }
-
-  void setStartheight(String input){
-    startheight=input;
-  }
-
-  void setEndheight(String input){
-    endheight= input;
-  }
-
-  void setStartspeed(String input){
-    startspeed=input;
-  }
-
-  void setEndspeed(String input){
-    endspeed=input;
-  }
-
-  void setWeight(String input){
-    weight=input;
-  }
-
-  void changeInput(String input) {
-    startheight = input;
-    notifyListeners();
-  }
-}
-
 class KineticModel extends ChangeNotifier{
   String startheight = "";
   String endheight = "";