S = input()

i = 0
x = ''
while i < len(S):
    if S[i:i + 4] == 'hamu':
        x += '1'
        i += 4
    else:
        x += '0'
        i += 3
x = int(x, 2) * 2

ans = ''
for j in format(x, 'b'):
    if j == '0':
        ans += 'ham'
    else:
        ans += 'hamu'
print(ans)