ios - How do I add GameCenter to my app? -


i need save high score user's gamecenter , let user compare his/her high score others's using leaderboard. how put app - appdelegate?

official guides, tutorials , videos.

https://developer.apple.com/game-center/

other tutorials

http://code.tutsplus.com/tutorials/ios-sdk-game-center-achievements-and-leaderboards-part-1--mobile-5701

http://www.raywenderlich.com/3276/game-center-tutorial-for-ios-how-to-make-a-simple-multiplayer-game-part-12


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