n: 50 m: 206 packed: 16 density: 0 nodes: 0 solveTime: 810 buildTime: 30 solved: true {0,11,15} {1,22,35} {2,21,44} {3,9,20} {4,8,39} {5,23,48} {6,17,19} {7,13,25} {10,31,32} {12,41,46} {14,29,49} {16,18,45} {24,27,34} {26,38,40} {30,37,42} {33,36,47}