Jawabanmu

2014-01-28T12:00:58+07:00
5 anggota = 6
{a, b, c, d, e}; {a, b, c, d, f}; {a, b, c, e, f}; {a, b, d, e, f}; {b, c, d, e, f}; {a, c, d, e, f}