Simple multiline adjustable UILabel setup

objc.m

- (void)viewDidLoad {
    [super viewDidLoad];
    
    UILabel *titleLabel = [UILabel new];
    titleLabel.font = [UIFont systemFontOfSize:17];
    titleLabel.numberOfLines = 3;
    titleLabel.textAlignment = NSTextAlignmentCenter;
    titleLabel.adjustsFontSizeToFitWidth = YES;
    titleLabel.minimumScaleFactor = 0.5;
    titleLabel.text = @"Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo.";
    titleLabel.backgroundColor = UIColor.redColor;
    
    [self.view addSubview:titleLabel];
    self.titleLabel = titleLabel;
}

- (void)viewDidLayoutSubviews {
    [super viewDidLayoutSubviews];
    
    CGSize titleLabelSize = [self.titleLabel sizeThatFits:CGSizeMake(200, CGFLOAT_MAX)];
    self.titleLabel.frame = (CGRect){ 
        .origin = CGPointMake(100, 400),
        .size = titleLabelSize
    };
}