#include <iostream>
using namespace std;
 
int main() {
	int x;
	cout<<"enter the number :"<<endl;
	cin>>x;
	if(x>0){
		cout<<"postive"<<endl;
	}
	else if(x=0){
		cout<<"zero :"<<endl;
	}
	else{
		cout<<"negative"<<endl;
	}
	return 0;
}
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