diff options
Diffstat (limited to 'prolog/problems/trees/tolistbt_2/common.py')
-rw-r--r-- | prolog/problems/trees/tolistbt_2/common.py | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/prolog/problems/trees/tolistbt_2/common.py b/prolog/problems/trees/tolistbt_2/common.py new file mode 100644 index 0000000..6df7cdd --- /dev/null +++ b/prolog/problems/trees/tolistbt_2/common.py @@ -0,0 +1,17 @@ +id = 141 +group = 'trees' +number = 46 +visible = True +facts = None + +solution = '''\ +conc141([], L, L). +conc141([H|T], L2, [H|L]) :- + conc141(T, L2, L). + +tolistBT(nil, []). +tolistBT(b(L, E, R), List) :- + tolistBT(L, LL), + tolistBT(R, RL), + conc141(LL, [E|RL], List). +''' |