n: 30 m: 494 packed: 10 density: 0 nodes: 0 solveTime: 9320 buildTime: 140 solved: true {0,3,9} {1,19,22} {2,5,11} {4,13,26} {6,23,29} {7,16,28} {8,20,25} {10,17,18} {12,24,27} {14,15,21}