n: 40 m: 174 packed: 13 density: 0 nodes: 0 solveTime: 430 buildTime: 10 solved: true {0,8,26} {1,17,21} {2,5,16} {3,7,36} {4,30,33} {6,23,38} {9,27,28} {10,32,35} {11,14,22} {12,20,25} {13,19,31} {15,18,29} {24,34,37}