import sys
from math import sqrt, pi, sin, factorial
inp = lambda : sys.stdin.readline()[:-1].strip()
mii = lambda x = " " : [*map(int,inp().split(x))]
mfi = lambda x = " " : [*map(float,inp().split(x))]
ii = lambda : int(inp())
fi = lambda : float(inp())
p = print
def f(s):
m = s.count("M")
o = s.count("O")
return chr(16 * m + o)
def solve():
print(*map(f, inp().split()), sep="")
if __name__ == "__main__":
tc = ii()
for t in range(1, tc+1):
solve()