n: 40 m: 259 packed: 13 density: 0 nodes: 0 solveTime: 1820 buildTime: 50 solved: true {0,14,22} {1,9,21} {2,17,36} {3,38,39} {4,8,24} {5,27,33} {6,13,31} {7,11,18} {10,35,37} {15,28,29} {16,20,30} {19,23,25} {26,32,34}