HoDoKu Solving Technique Index: Example for "Naked Triple"

Solving Technique Example

Original sudoku:

.....4......17.6..48.3561....4..75......1.7..5...2..3495......612......8.........

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

:0201:6:...+2+94+3+8....17+86+4.48.3561....4+8+375.+1...+41+57..5..+62+9+83495+3+7+8+2+4+1612+6+5+4+3+9+78.+4.+9+6+1+2+5+3::612:

The following representation can be pasted in most Sudoku programs:

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

| 67    167  157 | 2  9  4 | 3  8    57  |

| 23    39   259 | 1  7  8 | 6  4    259 |

| 4     8    279 | 3  5  6 | 1  29   279 |

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

| 26    69   4   | 8  3  7 | 5  269  1   |

| 2368  369  289 | 4  1  5 | 7  269  29  |

| 5     17   17  | 6  2  9 | 8  3    4   |

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

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

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

| 78    4    78  | 9  6  1 | 2  5    3   |

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

Representation of the step:

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

| 67     1-67  157 | 2  9  4 | 3  8    57  |

| 23    *39    259 | 1  7  8 | 6  4    259 |

| 4      8     279 | 3  5  6 | 1  29   279 |

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

| 26    *69    4   | 8  3  7 | 5  269  1   |

| 2368  *369   289 | 4  1  5 | 7  269  29  |

| 5      17    17  | 6  2  9 | 8  3    4   |

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

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

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

| 78     4     78  | 9  6  1 | 2  5    3   |

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



Naked Triple: 3,9,6 in r245c2 => r1c2<>6