+-----+-----+-----+-----+-----+-----+-----+-----+
|     |     |     "     |     "     |     |     |
|  2  |  3  |  5  "  9  |  8  "  9  |  6  |  4  |
|     |     |     "     |     "     |     |     |
+=====+-----+-----+=====+=====+-----+-----+=====+
      "     |     |     "     |     |     "     |
      "  10  |  1  |  7  "  2  |  7  |  8  "     |
      "     |     |     "     |     |     "     |
+=====+-----+-----+-----+-----+-----+-----+=====+
|     |     |     |     "     |     |     |     |
|  6  |  9  |  8  |  4  "  10  |  1  |  5  |  3  |
|     |     |     |     "     |     |     |     |
+=====+=====+=====+=====+=====+=====+=====+=====+
|     |     |     |     "     |     |     |     |
|  5  |  9  |  4  |  2  "  6  |  9  |  8  |  10  |
|     |     |     |     "     |     |     |     |
+-----+-----+-----+=====+=====+-----+-----+-----+
|     |     |     "     |     "     |     |     |
|  10  |  3  |  6  "  5  |  10  "  3  |  4  |  5  |
|     |     |     "     |     "     |     |     |
+=====+-----+=====+-----+-----+=====+-----+=====+
      "     "     |     |     |     "     "     |
      "  8  "  2  |  7  |  4  |  3  "  1  "     |
      "     "     |     |     |     "     "     |
+=====+=====+-----+-----+-----+-----+=====+=====+
|     |     "     |     |     |     "     |     |
|  10  |  4  "  1  |  9  |  6  |  8  "  6  |  5  |
|     |     "     |     |     |     "     |     |
+-----+-----+=====+=====+=====+=====+-----+-----+
|     |     "     |     "     |     "     |     |
|  7  |  1  "  7  |  1  "  7  |  2  "  3  |  2  |
|     |     "     |     "     |     "     |     |
+-----+-----+-----+-----+-----+-----+-----+-----+