n: 50 m: 340 packed: 16 density: 0 nodes: 0 solveTime: 4350 buildTime: 60 solved: true {0,1,15} {2,18,23} {3,8,24} {4,17,37} {5,21,36} {6,32,43} {7,10,11} {9,26,47} {12,33,34} {14,28,39} {16,22,44} {19,42,48} {20,41,49} {25,27,38} {29,30,35} {31,40,46}