n: 30 m: 196 packed: 10 density: 0 nodes: 0 solveTime: 430 buildTime: 20 solved: true {0,8,24} {1,2,6} {3,5,10} {4,13,20} {7,14,15} {9,18,23} {11,12,26} {16,17,22} {19,25,28} {21,27,29}