Problems > Which Quadrant

Which Quadrant

Difficulty: 800 2000 ms 128 MB

math geometry

Given a point (X, Y), print which quadrant it lies in: I, II, III or IV. If it lies on an axis, print AXIS.

Input: one line with two integers X and Y.

Output: the quadrant name or AXIS.

Constraints:

  • −109 ≤ X, Y ≤ 109

Sample Tests

Input 1
3 -4
Output 1
IV
Input 2
0 7
Output 2
AXIS

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