n: 30 m: 126 packed: 10 density: 0 nodes: 0 solveTime: 210 buildTime: 10 solved: true {0,16,22} {1,20,29} {2,12,18} {3,9,15} {4,19,24} {5,7,8} {6,14,26} {10,11,17} {13,21,25} {23,27,28}