#include <iostream>
using namespace std;
int n,a[500001];
int main()
{
cin>>n;
for (int i=1; i<=n; i++) f>>a[i];
cout << "NEM" << endl;
return 0;
}
open /var/local/lib/isolate/427/box/a.out: no such file or directory
main.cpp: In function 'int main()':
main.cpp:9:30: error: 'f' was not declared in this scope
9 | for (int i=1; i<=n; i++) f>>a[i];
| ^