n: 30 m: 112 packed: 10 density: 0 nodes: 0 solveTime: 1680 buildTime: 10 solved: true {0,1,24} {2,8,13} {3,19,21} {4,7,29} {5,17,26} {6,9,12} {10,14,22} {11,25,27} {15,18,23} {16,20,28}