{5,10,}
{10,20,10,20,40,}
{40,20,10,20,10,}
{30,20,10,20,20,}
{10,10,20,30,30,}
{30,20,20,10,10,}
{30,20,10,10,30,}
{30,20,10,10,30,}
{40,30,10,10,10,}
{10,10,20,20,40,}
{40,20,10,20,10,}