1521: 1.4-01:判断数正负

Memory Limit:64 MB Time Limit:1 S
Judge Style:Text Compare Creator:
Submit:1467 Solved:792

Description

给定一个整数N,判断其正负。


Input

一个整数N(-109 <= N <= 109)

Output

如果N > 0, 输出positive;
如果N = 0, 输出zero;
如果N < 0, 输出negative

Sample Input Copy

1

Sample Output Copy

positive

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