[3,6][4,6][4,7]
[5,1][7,7]
[7,2][7,3]
[5,6][5,7][6,7]
[2,4][2,5]
[1,6][2,6][2,7]
合成答案
[2,1][2,2][2,3][2,4][3,1][3,2][3,3][3,4]
[1,1][1,3]
[2,6][2,7][3,6][3,7]
[5,4][6,4]
[2,5][3,5][5,5][6,5][7,5]
[4,6][4,7][5,7][6,6][4,2][4,3][5,1][5,3]
[6,2][7,2][7,3]
[5,6][6,7]
[6,1][7,6]