%0 Journal Article %A A. M. Magomedov %A S. Lawrencenko %T Solving puzzles by O. Ore's method %J Daghestan Electronic Mathematical Reports %D 2020 %P 22-30 %V 13 %I mathdoc %U http://geodesic.mathdoc.fr/item/DEMR_2020_13_a1/ %G ru %F DEMR_2020_13_a1