n: 50 m: 357 packed: 16 density: 0 nodes: 0 solveTime: 4540 buildTime: 70 solved: true {0,12,35} {1,5,6} {2,36,44} {4,9,17} {8,40,46} {10,47,48} {11,13,29} {14,28,34} {15,37,43} {16,21,41} {18,39,45} {19,23,24} {20,26,38} {22,31,49} {25,30,32} {27,33,42}