n: 50 m: 271 packed: 16 density: 0 nodes: 0 solveTime: 2000 buildTime: 40 solved: true {0,28,40} {1,16,42} {2,15,32} {3,21,23} {4,8,25} {5,17,37} {6,30,38} {7,22,35} {9,14,49} {10,41,47} {11,43,44} {12,45,48} {13,19,24} {20,26,27} {29,39,46} {31,34,36}