emp class, Objective-C

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#import <Foundation/Foundation.h>

@interface Student:NSObject
{
    NSString *name;
    NSString *gender;
    NSString *joindate;
    NSString *bdate;
    NSString *city;
    NSString *dp;
    int age;
    int salary;   
      
}

-(int) salary;
-(int) age;
- (NSString*) name;
- (NSString*) gender;
- (NSString*) joindate;
- (NSString*) bdate;
- (NSString*) city;
- (NSString*) dp;
- (void)setsalary:(int)slry;
- (void)setName:(NSString*)sname;
@end

@implementation Student

-(id)init
{
   self = [super init];
   salary = 1000;
   name = @"Parth Ganatra";
   gender=@"Male";
   joindate=@"3/3/2015";
    bdate=@"17/5/1997";
    city=@"Rajkot";
    dp=@"Computer";
   age = 19;
   return self;
}

- (void)setsalary:(int)slry
{
    salary = slry;
}

- (void)setName:(NSString*)sname
{
    name = sname;
}

-(int) salary
{
   return salary;
}

-(NSString*) name
{
   return name;
}
-(NSString*) gender
{
   return gender;
}
-(NSString*) joindate
{
   return joindate;
}
-(NSString*) bdate
{
   return bdate;
}
-(NSString*) city
{
   return city;
}
-(NSString*) dp
{
   return dp;
}

-(int) getage
{
   return age;
}
@end

int main( )
{
   
   Student *s1 = [[Student alloc]init];    // Create student object
  
   int salary,age;
   NSString *name;
   NSString *gender;
   NSString *joindate;
   NSString *bdate;
   NSString *city;
   NSString *dp;
    
   salary = [s1 salary];
   name = [s1 name];
   gender=[s1 gender];
   joindate=[s1 joindate];
   bdate=[s1 bdate];
    city=[s1 city];
    dp=[s1 dp];
   age = [s1 getage];
   
    NSLog(@"Student Name : %@", name);
    NSLog(@"Student gender : %@", gender);
    NSLog(@"Student joindate : %@", joindate);
    NSLog(@"Student bdate : %@", bdate);
     NSLog(@"Student city : %@", city);
     NSLog(@"Student dipartment : %@", dp);
    NSLog(@"Student Age : %d", age);
    NSLog(@"Student salary : %d", salary);
   
   
  
   [s1 setsalary:13000];
   salary = [s1 salary];
   [s1 setName:@"PArth Ganatra"];
   name = [s1 name];
   NSLog(@"Student set Name : %@", name);
    NSLog(@"Student set salry : %d", salary);
    
    
    
    
   return 0;
}

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Compilation time: 0.22 sec, absolute running time: 0.14 sec, cpu time: 0.03 sec, memory peak: 9 Mb, absolute service time: 0,36 sec