Need help with swipe movement

Need help with swipe movement
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Hy guys for like 2 month i try to make the swipe movement work, its for a simple snake game in landscape mode for iPad.
I m new to objective C so the tutorials and all the example that i found on the web did nt fix my problem
I really need some help with some example code ore the code because im getting desperate , i want the player to swipe anyweare on the screen and the snake to move in that direction, and continue to muve.
Pls guys im at beggining and its so hard…


llook here.