#include<iostream>
using namespace std;
int main(){
    int n;
    cin >> n;
    if (n == 0){
		cout<<"zero";
	}else{
    	if (n < 0){
    	cout<<"negative";
		}else{
    	cout<<"positive";
    	}
	}
}

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;

    cin >> n;

    if (n == 0)
    {
        cout << "zero";
    }
    else if (n < 0)
    {
        cout << "negative";
    }
    else if (n > 0)
    {
        cout << "positive";
    }

    return 0;
}

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    if (n == 0){
        cout << "zero";
    }else if (n < 0){
        cout << "negative";
    }else{
        cout << "positive";
	}
    return 0;
}

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;

    cin >> n;

    if (n == 0)
    {
        cout << "zero";
    }
    else if (n < 0)
    {
        cout << "negative";
    }
    else if (n > 0)
    {
        cout << "positive";
    }

    return 0;
}

#include <stdio.h>
#include <iostream>
#include <math.h>
#include <iomanip>
using namespace std;
int main()
{
	int N;
	cin >>N;
	if(N<0)
	{
		cout<<"negative";
	}
	else if(N==0)
	{
		cout<<"zero";
	}
	else
	{
		cout<<"positive";
	}
}

#include <stdio.h>
#include <iostream>
#include <math.h>
#include <iomanip>
using namespace std;
int main()
{
	int N;
	cin >>N;
	if(N<0)
	{
		cout<<"negative";
	}
	else if(N==0)
	{
		cout<<"zero";
	}
	else
	{
		cout<<"positive";
	}
}