//
//  EHNavigationViewController.h
//  ExpressHelper
//
//  Created by ko1o on 2019/3/7.
//  Copyright © 2019年 ko1o. All rights reserved.
//

#import <UIKit/UIKit.h>

NS_ASSUME_NONNULL_BEGIN

@interface PYNavigationViewController : UINavigationController

@end

NS_ASSUME_NONNULL_END