Determine the level of educational achievements for the pupil (elementary, average, sufficient, high) according to the given grade (from $1$ to $12$). \InputFile One number that is a grade for the pupil. \OutputFile Print "\textbf{Initial}" for elementary level (grade from $1$ to $3$), "\textbf{Average}" for average level (grade from $4$ to $6$), "\textbf{Sufficient}" for sufficient level (grade from $7$ to $9$) and "\textbf{High}" for high level (grade from $10$ to $12$).