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from random import choice, randint def rb(): return choice([True, False]) def rand(depth=6, forced=True, t=True): if depth == 0: if forced: if t: return "1" else: return "0" else: if rb(): return "1" else: return "0" else: c = choice(["not", "and", "or"]) if "not" == c: return "(not " + rand(depth-1, forced, not t) + ")" elif "and" == c: if not forced: return "(and " + rand(depth-1, False, rb()) + " " + rand(depth-1, False, rb()) + ")" elif t: return "(and " + rand(depth-1, forced, True) + " " + rand(depth-1, forced, True) + ")" else: if rb(): return "(and " + rand(depth-1, False, rb()) + " " + rand(depth-1, True, False) + ")" else: return "(and " + rand(depth-1, True, False) + " " + rand(depth-1, False, rb()) + ")" elif "or" == c: if not forced: return "(or " + rand(depth-1, forced, rb()) + " " + rand(depth-1, forced, rb()) + ")" elif not t: return "(or " + rand(depth-1, forced, False) + " " + rand(depth-1, forced, False) + ")" else: if rb(): return "(or " + rand(depth-1, False, rb()) + " " + rand(depth-1, True, True) + ")" else: return "(or " + rand(depth-1, True, True) + " " + rand(depth-1, False, rb()) + ")"

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