#include <iostream>
using namespace std;

void age_check(int age)
{
 if(age>=18)
 {
  cout<<"Eligible"<<endl;
 }
 else if(age<18)
 {
  cout<<"Not Eligible"<<endl; 
 }
}
int main()
{
 int age:
 cin>>age;
 age_check(age);
 return 0;
}