gistfile1.txt

- (CGSize)sizeThatFits:(CGSize)size
{

    
    
    NSMutableArray *bottoms = [NSMutableArray array];
    for (UIView *view in self.subviews) {
        
        NSNumber *bottom = [NSNumber numberWithFloat:view.center.y + CGRectGetMidY(view.bounds)];
        [bottoms addObject:bottom];
    }
    
    [bottoms sortUsingComparator:^NSComparisonResult(NSNumber *a, NSNumber *b) {
           return [a compare:b];
    }];
    
    
    
    NSMutableArray *rights = [NSMutableArray array];
    for (UIView *view in self.subviews) {
        
        NSNumber *right = [NSNumber numberWithFloat:view.center.x + CGRectGetMidX(view.bounds)];
   
        [rights addObject:right];
    }
    
    [rights sortUsingComparator:^NSComparisonResult(NSNumber *a, NSNumber *b) {
        return [a compare:b];
    }];
    



    CGFloat width = ((NSNumber *)[rights lastObject]).floatValue;
    CGFloat height = ((NSNumber *)[bottoms lastObject]).floatValue;
   
    return CGSizeMake(width,height);
}