1 2 3 4 5 6 7 8 9 10 11 12 13 14# Q. Length of the list ## Code len([],L):-write(L). len([_|T],L):- L1 is L + 1, len(T,L1). ## Query len([5,2,9,5],L).
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# Q. Length of the list ## Code len([],L):-write(L). len([_|T],L):- L1 is L + 1, len(T,L1). ## Query len([5,2,9,5],L).