{21}
{1111111}
{1111111}
{0110110}
{0011100}
{0110110}
{1111111}
{1111111}
{1111100}
{0111110}
{0011111}
{1111111}
{1111111}
{0011100}
{0110110}
{1110111}
{1111111}
{1111111}
{0011111}
{0111110}
{1111100}
{1111111}