n: 30 m: 129 packed: 10 density: 0 nodes: 0 solveTime: 360 buildTime: 10 solved: true {0,6,14} {1,13,26} {2,21,25} {3,8,12} {4,19,24} {5,11,17} {7,10,18} {9,22,27} {15,20,28} {16,23,29}