n: 50 m: 268 packed: 16 density: 0 nodes: 0 solveTime: 3920 buildTime: 40 solved: true {0,28,36} {1,45,46} {2,23,47} {3,4,14} {5,13,16} {6,11,18} {7,21,27} {8,22,43} {9,35,40} {10,39,42} {12,24,26} {15,17,44} {19,30,38} {20,32,33} {25,29,41} {31,34,49}