from solution import solution

test_cases = {
    (0,): 0,
    (1,): 0,
    (2,): 3,
    (3,): 0,
    (4,): 11,
    (6,): 3*3*3 + 3*2*2 + 2,
}

for i, o in test_cases.items():
    print('input', *i, '\toutput', o, '\tsolution', solution(*i))