setting fuelLevel to the value of the intent

import android.os.Bundle;

public class FlightActivity extends AppCompatActivity {

    public int fuelLevel = 0;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_flight);

       Intent intent=getIntent();
      String fuelLevel=intent.getStringExtra("FUEL_LEVEL");



        // Add your code below!

    }
}