s = input().strip()

def parse_hamster(s):
    bits = []
    i = 0
    while i < len(s):
        # Check for 'hamu' (4 characters)
        if i + 4 <= len(s):
            token = s[i:i+4]
            if token == 'hamu':
                bits.append('1')
                i += 4
                continue
        # Check for 'ham' (3 characters)
        if i + 3 <= len(s):
            token = s[i:i+3]
            if token == 'ham':
                bits.append('0')
                i += 3
                continue
        # According to problem statement, input is valid, so this part is unreachable
    return ''.join(bits)

bits_str = parse_hamster(s)
num = int(bits_str, 2) if bits_str else 0
doubled = num * 2
binary_str = bin(doubled)[2:] if doubled != 0 else '0'

result = []
for c in binary_str:
    result.append('hamu' if c == '1' else 'ham')
print(''.join(result))