#Non Freedom For Loop Free Program Schemes





# Example usage


if __name__ == '__main__':
    import itertools
    def generate_program_schemes(variables, size):
        schemes = []
        for scheme_size in range(1, size + 1):
            for scheme in itertools.product(variables, repeat=scheme_size):
                schemes.append(scheme)
        return schemes
    def contains_for_loop(scheme):
        for statement in scheme:
            if statement.startswith('for'):
                return True
        return False
    def solve_non_freedom_program_schemes(variables, size):
        schemes = generate_program_schemes(variables, size)
        for scheme in schemes:
            if not contains_for_loop(scheme):
                return scheme
        return None
    variables = ['x', 'y', 'z']
    size = 3
    solution = solve_non_freedom_program_schemes(variables, size)
    if solution is not None:
        print("Solution found:")
        print(solution)
    else:
        print("No solution found.")
