n = raw_input()

n_hamu_1 = n.replace('hamu', '1')
n_ham_0  = n_hamu_1.replace('ham', '0')

n_number = int(n_ham_0, 2)

double_n = 2 * n_number
double_2 = format(double_n, 'b')

double_str = str(double_2)
double_1_hamu = double_str.replace('1', 'hamu')
double_0_ham = double_1_hamu.replace('0', 'ham')

print double_0_ham