Quelle  e64.tc   Sprache: unbekannt

6 0 21
abcdef
a2
b2
c2
d2
e2
f2
(ab)2
(ac)2
(ad)2
(ae)2
(af)2
(bc)2
(bd)2
(be)2
(bf)2
(cd)2
(ce)2
(cf)2
(de)2
(df)2
(ef)2
y
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