n: 30 m: 130 packed: 10 density: 0 nodes: 0 solveTime: 130 buildTime: 10 solved: true {0,23,28} {1,19,29} {2,8,15} {3,10,26} {4,9,25} {5,18,22} {6,12,17} {7,13,14} {11,16,27} {20,21,24}