from itertools import product

letters = sorted(list(set(i for i in '«ЕГЭ - ЭТО ЗЛО, БОТАЙТЕ ВСЕРОС»' if i.isalpha())))
idx = 0
for i in product(letters, repeat=5):
    i = ''.join(i)
    idx += 1
    if idx % 2 != 0 and i[:2] != 'ЕГЭ' and i.count('Е') <= 1 and i.count('Г') <= 1 and i.count('Э') <= 1:
        index = idx
print(index)