#include <bits/stdc++.h>
using namespace std;
int main()
{
    int n,m=0,e=0;
    cin>>n;
    string ch;
    for(int i=0;i<ch.length();i++)
    {
        if(ch[i]=='M')
        {
            m++;
        }
        else if(ch[i]=='E')
        {
            e++;
        }
    }
    if(m>e)
    {
        cout<<"Mahfuz"<<endl;
    }
    else if(e>m)
    {
        cout<<"Emon"<<endl;
    }
    else{
        cout<<"IDK"<<endl;
    }
    return 0;
}