return [[ 0, 0, 0, 0 ],
[ 0, 3, 0, 0 ],
[ 0, 6, 0, 0 ],
[ 0, 9, 0, 0 ],
[ 0, 12, 0, 0 ],
[ 0, 15, 0, 0 ],
[ 0, 18, 0, 0 ],
[ 0, 21, 0, 0 ],
[ 0, 24, 0, 0 ],
[ 0, 30, 0, 0 ],
[ 0, 36, 0, 0 ],
[ 0, 42, 0, 0 ],
[ 16, 0, 0, 0 ],
[ 16, 3, 0, 0 ],
[ 16, 6, 0, 0 ],
[ 16, 9, 0, 0 ],
[ 16, 12, 0, 0 ],
[ 16, 15, 0, 0 ],
[ 16, 18, 0, 0 ],
[ 16, 21, 0, 0 ],
[ 16, 24, 0, 0 ],
[ 16, 30, 0, 0 ],
[ 16, 36, 0, 0 ],
[ 16, 42, 0, 0 ],
[ 32, 0, 0, 0 ],
[ 32, 3, 0, 0 ],
[ 32, 6, 0, 0 ],
[ 32, 9, 0, 0 ],
[ 32, 12, 0, 0 ],
[ 32, 15, 0, 0 ],
[ 32, 18, 0, 0 ],
[ 32, 21, 0, 0 ],
[ 32, 24, 0, 0 ],
[ 32, 30, 0, 0 ],
[ 32, 36, 0, 0 ],
[ 32, 42, 0, 0 ]];;