n: 30 m: 288 packed: 10 density: 0 nodes: 0 solveTime: 3420 buildTime: 50 solved: true {0,5,6} {1,21,24} {2,10,28} {3,25,27} {4,8,19} {7,13,15} {9,17,29} {11,16,20} {12,18,22} {14,23,26}