Student.h:
#import <Foundation/Foundation.h>
@interface Student : NSObject
@property(nonatomic,assign) int age;
+(id)studentWithAge:(int)age;
@end#import <Foundation/Foundation.Student.h:
#import <Foundation/Foundation.h>
@interface Student : NSObject
@property(nonatomic,assign) int age;
+(id)studentWithAge:(int)age;
@end#import <Foundation/Foundation.