= {
{ 1, 0, 1, 2 }, { 1, 3, 4, 1 }, { 1, 5, 6, 4 }, { 1, 5, 7, 6 }, { 1, 8, 9, 7 },
{ 1, 10, 11, 9 }, { 1, 12, 13, 11 }, { 1, 14, 15, 13 }, { 1, 16, 17, 15 }, { 1, 16, 18, 17 },
{ 1, 19, 20, 18 }, { 1, 21, 2, 20 }, { 1, 2, 47, 0 }, { 1, 1, 26, 2 }, { 1, 2, 26, 20 },
{ 1, 20, 27, 18 }, { 1, 18, 28, 17 }, { 1, 17, 29, 15 }, { 1, 15, 30, 13 }, { 1, 13, 31, 11 },
{ 1, 11, 31, 9 }, { 1, 9, 32, 7 }, { 1, 7, 33, 6 }, { 1, 6, 34, 4 }, { 1, 4, 35, 1 },
{ 1, 4, 34, 35 }, { 1, 6, 43, 34 }, { 1, 33, 43, 6 }, { 1, 32, 33, 7 }, { 1, 31, 32, 9 },
{ 1, 13, 30, 31 }, { 1, 15, 29, 30 }, { 1, 17, 37, 29 }, { 1, 28, 37, 17 }, { 1, 27, 28, 18 },
{ 1, 26, 27, 20 }, { 1, 1, 35, 26 }, { 1, 1, 0, 3 }, { 1, 4, 3, 5 }, { 1, 5, 8, 7 },
{ 1, 8, 10, 9 }, { 1, 10, 25, 11 }, { 1, 11, 25, 12 }, { 1, 13, 12, 14 }, { 1, 15, 14, 16 },
{ 1, 16, 19, 18 }, { 1, 21, 47, 2 }, { 1, 19, 21, 20 }, { 2, 35, 36, 26 }, { 2, 26, 36, 27 },
{ 2, 27, 24, 28 }, { 2, 28, 23, 37 }, { 2, 37, 38, 29 }, { 2, 29, 39, 30 }, { 2, 30, 40, 31 },
{ 2, 31, 40, 32 }, { 2, 32, 41, 33 }, { 2, 33, 42, 43 }, { 2, 43, 44, 34 }, { 2, 34, 45, 35 },
{ 2, 34, 44, 45 }, { 2, 43, 46, 44 }, { 2, 42, 46, 43 }, { 2, 41, 42, 33 }, { 2, 40, 41, 32 },
{ 2, 30, 39, 40 }, { 2, 29, 38, 39 }, { 2, 37, 22, 38 }, { 2, 23, 22, 37 }, { 2, 24, 23, 28 },
{ 2, 36, 24, 27 }, { 2, 35, 45, 36 }, { 3, 22, 23, 24 }, { 3, 24, 36, 22 }, { 3, 36, 38, 22 },
{ 3, 36, 39, 38 }, { 3, 36, 40, 39 }, { 3, 36, 41, 40 }, { 3, 36, 45, 41 }, { 3, 45, 42, 41 },
{ 3, 45, 46, 42 }, { 3, 45, 44, 46 },
}