prolog/problems/trees/mirrorbt_2/common.py


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# coding=utf-8

id = 136
number = 43
visible = False
facts = None

solution = '''\
mirrorBT(nil, nil).
mirrorBT(b(L, X, R), b(NewR, X, NewL)) :-
  mirrorBT(L, NewL),
  mirrorBT(R, NewR).
'''