@interface ViewController : UITableViewController
@end

@implementation ViewController

- (void)viewDidLoad
{
    [super viewDidLoad];

    UIView* redSquare = [[UIView alloc] initWithFrame:CGRectZero];
    redSquare.backgroundColor = [UIColor redColor];
    [self.view addSubview:redSquare];
    [redSquare setTranslatesAutoresizingMaskIntoConstraints:NO];
    [redSquare.topAnchor constraintEqualToAnchor:self.view.topAnchor].active = YES;
    [redSquare.widthAnchor constraintEqualToConstant:100].active = YES;
    [redSquare.heightAnchor constraintEqualToConstant:100].active = YES;
}

-(NSInteger)numberOfSectionsInTableView:(UITableView *)tableView
{
    return 1;
}

-(NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section
{
    return 5;
}

-(UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath
{
    static NSString* reuseIdentifier = @"ri";
    UITableViewCell* cell = [tableView dequeueReusableCellWithIdentifier:reuseIdentifier];
    if (!cell)
    {
        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:reuseIdentifier];
    }
    return cell;
}


@end