n: 30 m: 175 packed: 10 density: 0 nodes: 0 solveTime: 370 buildTime: 20 solved: true {0,14,17} {1,5,27} {2,16,21} {3,4,10} {6,18,29} {7,15,28} {8,12,25} {9,11,22} {13,20,24} {19,23,26}