Description

Given an integer $N$, determine its sign. If $N > 0$, output positive; if $N = 0$, output zero; if $N < 0$, output negative.

Input Format

An integer $N$ ($-10^9 \leq N \leq 10^9$).

Output Format

If $N > 0$, output positive;
If $N = 0$, output zero;
If $N < 0$, output negative.

1

positive