HoDoKu Solving Technique Index: Example for "Hidden Pair"

Solving Technique Example

Original sudoku:

3..29.1544...5.89..........6.8...3......1......1...5.6..........14.8...2269.45..1

Use the following line if you want to load the sudoku in HoDoKu:

:0000:x:3+8.29.1544...5.89.+1+9+5......6.8...3+1+9....1...+8..1...5.6+8.......+5+514.8..+32269+345+7+81:::

The following representation can be pasted in most Sudoku programs:

.----------------.--------------------.--------------.

| 3   8      67  | 2      9    67     | 1    5    4  |

| 4   27     267 | 167    5    1367   | 8    9    37 |

| 1   9      5   | 4678   367  34678  | 26   267  37 |

:----------------+--------------------+--------------:

| 6   2457   8   | 457    27   247    | 3    1    9  |

| 79  23457  237 | 45679  1    234679 | 24   247  8  |

| 79  2347   1   | 4789   237  234789 | 5    247  6  |

:----------------+--------------------+--------------:

| 8   37     37  | 1679   267  12679  | 469  46   5  |

| 5   1      4   | 679    8    679    | 69   3    2  |

| 2   6      9   | 3      4    5      | 7    8    1  |

'----------------'--------------------'--------------'

Representation of the step:

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