//MasterViewController.m:
    - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
    {

        UITableViewCell *cell=[tableView cellForRowAtIndexPath:indexPath];
        NSInteger num = indexPath.row;//cell.tag;

        DetailViewController *Second  = [[DetailViewController alloc] init];
        Second.number = num;

    }

    //DetailViewController.m:
    - (void)viewDidLoad
    {

        [super viewDidLoad];

        if(number == 0){

//show something
        } else if(number == 1){
    //show something else
            }
        [self configureView];
        }

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
    {

        UITableViewCell *cell=[tableView cellForRowAtIndexPath:indexPath];
        NSInteger num = indexPath.row;//cell.tag;

        DetailViewController *Second  = [[DetailViewController alloc] initWithNumber:indexPath.row];

    }

@property (nonatomic) int number;
- (id)initWithNumber:(int)number;

- (id)initWithNumber:(int)number
{
   self.number = number;
}

- (void)viewDidLoad
{
   if(number == 0){

   } else if(number == 1){

   }

   [self configureView];

}

- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath
{
    int num = indexPath.row;//cell.tag;
    DetailViewController *detailVC  = [[DetailViewController alloc] init];
    detailVC.number = num;
    [self.navigationController pushViewController:detailVC animated:YES];
}

@property (nonatomic, assign) int number;

@implementation DetailViewController
 @synthesize number;

 -(void)viewDidLoad:(BOOL)animated
 {
    [super viewDidLoad];
    NSLog(@"Number:= %d",number);
 }