human
Generate a function that satisfies the given constrains.
Input:
The function should return 0 for all inputs greater than 4 and for values that are not divisible by 3, it should return the next greatest multiple of 3.
gpt
f(x) = 3*ceil(x/3) if x <=4 else 0
alpaca_kmeans_100_gpt2_10per_228