The famous joke programming language HQ9+ has only 4 commands. In this problem we will explore its subset — a language called HQ...
The only line of the input is a string between 1 and 10<sup class="upper-index">6</sup> characters long.
from math import gcd
s = input()
h = s.count('H')
q = s.count('Q')
g = gcd(h, q)
print("No" if g == 1 else "Yes")