HoDoKu Solving Technique Index: Example for "Unique Rectangle - Solution 1 (Invalid sudoku!)"

Solving Technique Example

Original sudoku:

175839426.3.274915429651378.1.395742547162839293487651754926183981543267362718594

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

:0000:x:175839426+63+8274915429651378+81+6395742547162839293487651754926183981543267362718594:::

The following representation can be pasted in most Sudoku programs:

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

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

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

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

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

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

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

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

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

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

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

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

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

HoDoKu Solving Technique Index: Example for "Unique Rectangle - Solution 1 (Invalid sudoku!)"

Original sudoku:

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

The following representation can be pasted in most Sudoku programs:

Representation of the step: