S = input() + "h"
N = len(S) - 1
zero = "ham"
one = "hamu"

a = ""
tmp = 0
for i,s in enumerate(S[1:]) :
    tmp += 1
    if s == "h" :
        if i - tmp == 3 :
            a += "0"
        else :
            a += "1"
        tmp = 0

b = 0
for i,s in enumerate(a[::-1]) :
    if s == "1" :
        b += 2 ** i
b *= 2
ans = ""
for s in str(bin(b)[2:]) :
    ans += "ham" if s == "0" else "hamu"
print(ans)