n: 30 m: 325 packed: 10 density: 0 nodes: 0 solveTime: 3310 buildTime: 60 solved: true {0,24,25} {1,6,18} {2,12,19} {3,4,17} {5,13,23} {7,11,16} {8,9,10} {14,26,28} {15,27,29} {20,21,22}