Data commit

Task/Collections/Prolog/collections-1.pro

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+% create a list
+L = [a,b,c,d],
+
+% prepend to the list
+L2 = [before_a|L],
+
+% append to the list
+append(L2, ['Hello'], L3),
+
+% delete from list
+exclude(=(b), L3, L4).

Task/Collections/Prolog/collections-2.pro

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+% create an empty dict call 'point'
+D1 = point{},
+
+% add a value	
+D2 = D1.put(x, 20).put(y, 30).put(z, 20),
+
+% update a value
+D3 = D2.put([x=25]),
+
+% remove a value
+del_dict(z, D3, _, D4),
+
+% access a value randomly
+format('x = ~w, y = ~w~n', [D4.x, D4.y]).