4 ms·
From Sterling and Shapiro's "The Art of Prolog" a procedure to concat two difference lists in O(1) time (from memory): append_dl(A - B, B - C, A - C).
by pillmuncher 11y ago
From Sterling and Shapiro's "The Art of Prolog" a procedure to concat two difference lists in O(1) time (from memory):
append_dl(A - B, B - C, A - C).