n: 30 m: 125 packed: 10 density: 0 nodes: 0 solveTime: 200 buildTime: 20 solved: true {0,12,22} {1,11,16} {2,9,23} {3,7,14} {4,5,8} {6,25,26} {10,15,17} {13,20,27} {18,24,28} {19,21,29}