n: 30 m: 200 packed: 10 density: 0 nodes: 0 solveTime: 710 buildTime: 20 solved: true {0,1,14} {2,9,21} {3,7,26} {4,6,8} {5,12,29} {10,11,24} {13,15,18} {16,17,28} {19,20,27} {22,23,25}