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Who is positive?

Beginner

Python for kids 路 Lesson 26: An if inside an if

Problem Statement

Read two numbers a and b. Print OBIE (both) if both are positive, TYLKO A or TYLKO B (only a / only b) if only one is positive, and ZADNA (neither) if neither is positive.

Input Format

Two whole numbers a and b, each on its own line (-1000 <= a, b <= 1000).

Output Format

OBIE, TYLKO A, TYLKO B or ZADNA.

Examples
Example 1

Input

3
4

Output

OBIE
Example 2

Input

3
-4

Output

TYLKO A
Example 3

Input

-3
-4

Output

ZADNA