remove examples

access.zok

@@ -1,2 +0,0 @@
-def main(field[3][2] a, u32 index) -> field[2]:
-    return a[index]

bubble.zok

@@ -1,16 +0,0 @@
-def swap(u32 a, u32 b, bool c) -> (u32, u32):
-	u32 a_prime = if c then b else a fi
-	b = if c then a else b fi
-	return a_prime, b
-
-def bubblesort<N>(u32[N] a) -> u32[N]:
-	for u32 i in 0..(N-1) do
-		for u32 j in 0..(N-1-i) do
-			bool need_swap = a[j + 1] < a[j]
-			a[j], a[j + 1] = swap(a[j], a[j + 1], need_swap)
-		endfor
-	endfor
-	return a
-
-def main(u32[2] a) -> u32[2]:
-        return bubblesort(a)