n: 50 m: 223 packed: 16 density: 0 nodes: 0 solveTime: 930 buildTime: 20 solved: true {0,30,45} {1,22,46} {2,33,39} {3,40,41} {4,15,19} {5,32,42} {6,18,38} {8,20,25} {9,29,49} {10,36,37} {11,23,43} {12,14,47} {13,28,31} {16,26,27} {17,21,35} {24,34,44}