kaiinui

import UIKit

class ViewController: UICollectionViewController, UICollectionViewDataSource, UICollectionViewDelegate {
    override func collectionView(collectionView: UICollectionView!, numberOfItemsInSection section: Int) -> Int {
        ...
    }
    
    override func collectionView(collectionView: UICollectionView!, cellForItemAtIndexPath indexPath: NSIndexPath!) -> UICollectionViewCell! {
        ...
    }