text: //
  //  ViewController.h
  //  Tip-Calc
  //
  //  Created by Kristie Huang on 6/23/20.
  //  Copyright © 2020 Kristie Huang. All rights reserved.
  //
  
  #import <UIKit/UIKit.h>
  
  @interface ViewController : UIViewController
  
  
  @end
  
  