n = int(input())
a = input()
E = 0
M = 0
for i in range(n):
    if a[i] == "E":
        E += 1
    elif a[i] == "M":
        M += 1
    else:
        continue
if E > M:
    print("Emon")
elif E == M:
    print("IDK")
else:
    print("Mahfuz")