n: 30 m: 176 packed: 10 density: 0 nodes: 0 solveTime: 310 buildTime: 20 solved: true {0,11,22} {1,24,25} {2,10,26} {3,14,23} {4,17,21} {5,8,29} {6,12,18} {7,13,19} {9,15,28} {16,20,27}