s=input()
s1=s.replace('hamu','1',100)
s2=s1.replace('ham','0',100)
i=int(s2,2)
i1=2*i
i2=str(format(i1,'b'))
i3=i2[2:]
i6=str(i2)
i4=i6.replace('1',"hamu",100)
i5=i4.replace('0',"ham",100)
print(i5)