The level of educational achievements

Determine the level of educational achievements for the pupil (elementary, average, sufficient, high) according to the given grade (from $1$ to $12$).

Input

One number that is a grade for the pupil.

Output

Print "Initial" for elementary level (grade from $1$ to $3$), "Average" for average level (grade from $4$ to $6$), "Sufficient" for sufficient level (grade from $7$ to $9$) and "High" for high level (grade from $10$ to $12$).

Examples