next [ [ 1, 2, 3, 4, 5, 6 ],
[ 2, 1, 3, 4, 5, 6 ],
[ 3, 2, 1, 4, 5, 6 ],
[ 4, 2, 3, 1, 5, 6 ],
[ 1, 4, 3, 2, 5, 6 ],
[ 4, 1, 3, 2, 5, 6 ],
[ 2, 4, 3, 1, 5, 6 ],
[ 3, 4, 1, 2, 5, 6 ],
[ 5, 2, 3, 4, 1, 6 ],
[ 5, 4, 3, 2, 1, 6 ] ]
swaps [ [ 6, 2, 3, 4, 5, 1 ],
[ 1, 6, 3, 4, 5, 2 ],
[ 1, 2, 6, 4, 5, 3 ],
[ 6, 1, 3, 4, 5, 2 ],
[ 2, 6, 3, 4, 5, 1 ],
[ 2, 1, 6, 4, 5, 3 ],
[ 6, 2, 1, 4, 5, 3 ],
[ 3, 6, 1, 4, 5, 2 ],
[ 3, 2, 6, 4, 5, 1 ],
[ 4, 6, 3, 1, 5, 2 ],
[ 4, 2, 6, 1, 5, 3 ],
[ 6, 4, 3, 2, 5, 1 ],
[ 1, 4, 6, 2, 5, 3 ],
[ 4, 6, 3, 2, 5, 1 ],
[ 4, 1, 6, 2, 5, 3 ],
[ 6, 4, 3, 1, 5, 2 ],
[ 2, 4, 6, 1, 5, 3 ],
[ 6, 4, 1, 2, 5, 3 ],
[ 3, 4, 6, 2, 5, 1 ],
[ 5, 6, 3, 4, 1, 2 ],
[ 5, 2, 6, 4, 1, 3 ],
[ 5, 4, 6, 2, 1, 3 ] ]