n: 40 m: 593 packed: 13 density: 0 nodes: 0 solveTime: 89200 buildTime: 200 solved: true {0,10,19} {1,2,3} {5,35,39} {6,24,26} {7,25,28} {8,12,33} {9,16,31} {11,34,38} {13,18,22} {14,36,37} {15,23,32} {17,20,30} {21,27,29}