{
{0,0},
{1,1},
{2,2},
{3,3},
{4,4},
{5,5},
{6,6},
{7,7},
{5,5},
{6,6},
{11,11},
{8,8},
{7,7},
{9,9},
{10,10},
{11,11},
}