#include<bits/stdc++.h>
using namespace std;
int main(){
int n;
cout<<"Nhap so nguyen:";
cin>>n;
if(n%2==0)
{cout<<"n la so chan"<<endl;}
else {cout<<"n la so le"<<endl;}
if(n==0)
{cout<<"n khong phai la so nguyen duong va so nguyen am";}
if(n<0)
{cout<<"n la so nguyen am";}
if(n>0)
{cout<<"n la so nguyen duong";}
}