n: 30 m: 324 packed: 10 density: 0 nodes: 0 solveTime: 4360 buildTime: 70 solved: true {0,2,22} {1,9,13} {3,6,29} {4,11,16} {5,10,28} {7,18,20} {8,15,23} {12,17,19} {14,24,26} {21,25,27}