n: 40 m: 125 packed: 13 density: 0 nodes: 0 solveTime: 210 buildTime: 10 solved: true {0,5,37} {1,17,38} {2,9,39} {3,7,18} {4,10,28} {6,29,36} {8,15,16} {11,26,32} {12,30,35} {13,20,27} {14,21,24} {19,23,33} {22,25,31}