n: 50 m: 183 packed: 16 density: 0 nodes: 0 solveTime: 1040 buildTime: 20 solved: true {0,19,26} {1,4,30} {2,24,35} {3,6,29} {5,27,46} {7,11,21} {8,15,22} {9,10,33} {12,37,49} {13,25,47} {14,16,44} {17,23,34} {18,36,38} {28,31,48} {32,40,42} {39,43,45}