FF1 := [ [2,-1,1,1,0,0,0,0,1,-1,-1,-1,0,0,0,0, -1,2,-1,0,0,0,0,0,-1,1,0,0,0,0,0,0, 1,-1,2,1,0,0,0,0,1,-1,-1,-1,0,0,0,0, 1,0,1,2,0,0,0,0,1,0,-1,-1,0,0,0,0, 0,0,0,0,2,-1,1,1,0,0,0,0,1,-1,-1,-1, 0,0,0,0,-1,2,-1,0,0,0,0,0,-1,1,0,0, 0,0,0,0,1,-1,2,1,0,0,0,0,1,-1,-1,-1, 0,0,0,0,1,0,1,2,0,0,0,0,1,0,-1,-1, 1,-1,1,1,0,0,0,0,2,0,0,-1,0,0,0,0, -1,1,-1,0,0,0,0,0,0,2,1,0,0,0,0,0, -1,0,-1,-1,0,0,0,0,0,1,2,1,0,0,0,0, -1,0,-1,-1,0,0,0,0,-1,0,1,2,0,0,0,0, 0,0,0,0,1,-1,1,1,0,0,0,0,2,0,0,-1, 0,0,0,0,-1,1,-1,0,0,0,0,0,0,2,1,0, 0,0,0,0,-1,0,-1,-1,0,0,0,0,0,1,2,1, 0,0,0,0,-1,0,-1,-1,0,0,0,0,-1,0,1,2], [0,0,-1,-1,0,0,0,0,-1,0,0,0,0,0,0,0, 0,0,1,0,0,0,0,0,0,-1,0,0,0,0,0,0, 1,-1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, 1,0,0,0,0,0,0,0,-1,-1,-1,0,0,0,0,0, 0,0,0,0,0,1,0,0,0,0,0,0,0,1,0,-1, 0,0,0,0,-1,0,0,0,0,0,0,0,-1,0,0,1, 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,-1, 0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0, 1,0,0,1,0,0,0,0,0,0,-1,-1,0,0,0,0, 0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0, 0,0,0,1,0,0,0,0,1,0,0,0,0,0,0,0, 0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0, 0,0,0,0,0,1,-1,0,0,0,0,0,0,1,1,0, 0,0,0,0,-1,0,-1,-1,0,0,0,0,-1,0,1,2, 0,0,0,0,0,0,-1,-1,0,0,0,0,-1,-1,0,1, 0,0,0,0,1,-1,1,0,0,0,0,0,0,-2,-1,0], [0,0,0,0,2,-1,1,1,0,0,0,0,1,-1,-1,-1, 0,0,0,0,-1,2,-1,0,0,0,0,0,-1,1,0,0, 0,0,0,0,1,-1,2,1,0,0,0,0,1,-1,-1,-1, 0,0,0,0,1,0,1,2,0,0,0,0,1,0,-1,-1, -2,1,-1,-1,0,0,0,0,-1,1,1,1,0,0,0,0, 1,-2,1,0,0,0,0,0,1,-1,0,0,0,0,0,0, -1,1,-2,-1,0,0,0,0,-1,1,1,1,0,0,0,0, -1,0,-1,-2,0,0,0,0,-1,0,1,1,0,0,0,0, 0,0,0,0,1,-1,1,1,0,0,0,0,2,0,0,-1, 0,0,0,0,-1,1,-1,0,0,0,0,0,0,2,1,0, 0,0,0,0,-1,0,-1,-1,0,0,0,0,0,1,2,1, 0,0,0,0,-1,0,-1,-1,0,0,0,0,-1,0,1,2, -1,1,-1,-1,0,0,0,0,-2,0,0,1,0,0,0,0, 1,-1,1,0,0,0,0,0,0,-2,-1,0,0,0,0,0, 1,0,1,1,0,0,0,0,0,-1,-2,-1,0,0,0,0, 1,0,1,1,0,0,0,0,1,0,-1,-2,0,0,0,0]]; FF2 := [ [8,4,-4,-2,4,2,4,2,4,2,4,2,4,2,-4,-2, 4,8,-2,-4,2,4,2,4,2,4,2,4,2,4,-2,-4, -4,-2,8,4,-4,-2,0,0,0,0,-4,-2,0,0,4,2, -2,-4,4,8,-2,-4,0,0,0,0,-2,-4,0,0,2,4, 4,2,-4,-2,8,4,4,2,4,2,4,2,0,0,-4,-2, 2,4,-2,-4,4,8,2,4,2,4,2,4,0,0,-2,-4, 4,2,0,0,4,2,8,4,4,2,0,0,0,0,-4,-2, 2,4,0,0,2,4,4,8,2,4,0,0,0,0,-2,-4, 4,2,0,0,4,2,4,2,8,4,4,2,4,2,-4,-2, 2,4,0,0,2,4,2,4,4,8,2,4,2,4,-2,-4, 4,2,-4,-2,4,2,0,0,4,2,8,4,4,2,-4,-2, 2,4,-2,-4,2,4,0,0,2,4,4,8,2,4,-2,-4, 4,2,0,0,0,0,0,0,4,2,4,2,8,4,0,0, 2,4,0,0,0,0,0,0,2,4,2,4,4,8,0,0, -4,-2,4,2,-4,-2,-4,-2,-4,-2,-4,-2,0,0,8,4, -2,-4,2,4,-2,-4,-2,-4,-2,-4,-2,-4,0,0,4,8], [0,0,0,0,-4,-2,-4,-2,-4,-2,0,0,4,2,4,2, 0,0,0,0,-2,-4,-2,-4,-2,-4,0,0,2,4,2,4, 0,0,0,0,4,2,0,0,4,2,4,2,0,0,-4,-2, 0,0,0,0,2,4,0,0,2,4,2,4,0,0,-2,-4, 4,2,-4,-2,0,0,0,0,-4,-2,0,0,0,0,0,0, 2,4,-2,-4,0,0,0,0,-2,-4,0,0,0,0,0,0, 4,2,0,0,0,0,0,0,0,0,4,2,4,2,0,0, 2,4,0,0,0,0,0,0,0,0,2,4,2,4,0,0, 4,2,-4,-2,4,2,0,0,0,0,4,2,4,2,0,0, 2,4,-2,-4,2,4,0,0,0,0,2,4,2,4,0,0, 0,0,-4,-2,0,0,-4,-2,-4,-2,0,0,0,0,4,2, 0,0,-2,-4,0,0,-2,-4,-2,-4,0,0,0,0,2,4, -4,-2,0,0,0,0,-4,-2,-4,-2,0,0,0,0,4,2, -2,-4,0,0,0,0,-2,-4,-2,-4,0,0,0,0,2,4, -4,-2,4,2,0,0,0,0,0,0,-4,-2,-4,-2,0,0, -2,-4,2,4,0,0,0,0,0,0,-2,-4,-2,-4,0,0], [0,0,-4,-2,0,0,0,0,0,0,0,0,-4,-2,-4,-2, 0,0,-2,-4,0,0,0,0,0,0,0,0,-2,-4,-2,-4, 4,2,0,0,4,2,4,2,4,2,4,2,4,2,0,0, 2,4,0,0,2,4,2,4,2,4,2,4,2,4,0,0, 0,0,-4,-2,0,0,0,0,-4,-2,-4,-2,-4,-2,0,0, 0,0,-2,-4,0,0,0,0,-2,-4,-2,-4,-2,-4,0,0, 0,0,-4,-2,0,0,0,0,-4,-2,0,0,-4,-2,0,0, 0,0,-2,-4,0,0,0,0,-2,-4,0,0,-2,-4,0,0, 0,0,-4,-2,4,2,4,2,0,0,0,0,-4,-2,-4,-2, 0,0,-2,-4,2,4,2,4,0,0,0,0,-2,-4,-2,-4, 0,0,-4,-2,4,2,0,0,0,0,0,0,-4,-2,-4,-2, 0,0,-2,-4,2,4,0,0,0,0,0,0,-2,-4,-2,-4, 4,2,-4,-2,4,2,4,2,4,2,4,2,0,0,-8,-4, 2,4,-2,-4,2,4,2,4,2,4,2,4,0,0,-4,-8, 4,2,0,0,0,0,0,0,4,2,4,2,8,4,0,0, 2,4,0,0,0,0,0,0,2,4,2,4,4,8,0,0]];