why doesnt it compile??

just in case it in Java

We'll say that a 1 immediately followed by a 3 in an array is an "unlucky" 1 . Return true if the given array contains an unlucky 1 in the first 2 or last 2 positions in the array. unlucky 1([1,3,4,5]) true unlucky 1([2,1,3,4,5]) true unlucky 1([1,1,1]) false Go ..Save, Compile, Run (ctrl-enter) Compile problems