Llevo 151500000 iteraciones Llevo 151600000 iteraciones Llevo 151700000 iteraciones Llevo 151800000 iteraciones The 16x16 Sudoku has been solved. 2FCG | 64A9 | 5B1D | 783E 9DA5 | F712 | CE38 | G4B6 6483 | EGBD | 72F9 | C51A B17E | 8C35 | 4G6A | 2D9F -----+------+------+------+ 152C | D67A | 39B4 | EGF8 79FB | 35EG | 6C81 | 4A2D GA68 | 2F4B | D5E7 | 39C1 E3D4 | C198 | GA2F | 675B -----+------+------+------+ F7G9 | 1E56 | 2DA3 | 8B4C 32EA | 98FC | 174B | D6G5 DC46 | BAG3 | 985E | 1F72 58B1 | 4D27 | F6GC | 9EA3 -----+------+------+------+ CG5D | AB61 | 8472 | F3E9 8617 | G3CE | AF95 | B2D4 AB9F | 72D4 | E3C6 | 518G 4E32 | 598F | B1DG | AC67 ./main input-16.txt 16 55965.29s user 837.14s system 105% cpu 15:00:12.89 total ~/SudokuGo on main !2 ?6 took 15h 0m 13s at 16:18:30 >