:- initialization(main). :- use_module(library(random)). generate(L, N) :- generate(L, [], N). generate(L, L, 0) :- !. generate(L, X, N) :- A is N - 1, random(0, 1000000, B), generate(L, [B|X], A). append_([],L,L). append_([X|L1],L2,[X|L3]) :- append_(L1,L2,L3). main :- unix( argv([H|_]) ), number_atom(N,H), generate(List, N), append_(List, [], _), statistics, statistics_jit, halt.