# No.423 ハムスター語初級（数詞）
n = input()

if n == 'ham':
    print('ham')
else:
    s = n.replace('hamu', '1').replace('ham', '0')

    d = 0
    answer = ''

    for i in range(len(s)):
        d += 2 ** i * int(s[len(s) - i - 1])

    d *= 2

    while d != 1:
        answer = 'hamu' + answer if d % 2 == 1 else 'ham' + answer
        d //= 2

    print('hamu' + answer)