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

Ce Sudoku Puzzle a 19 étapes et il est résolu en utilisant les techniques Naked Single, Hidden Single, Locked Candidates Type 2 (Claiming), Grouped Discontinuous Nice Loop, undefined, Locked Candidates Type 1 (Pointing), Naked Triple, Hidden Pair, Uniqueness Test 1, Discontinuous Nice Loop, Give Up.

Naked Single Explication
Hidden Single Explication
Hidden Pair Explication
Locked Candidates Explication
Locked Candidates Explication
Essayez de résoudre

Étapes de la solution :

  1. Ligne 8 / Colonne 1 → 2 (Naked Single)
  2. Ligne 8 / Colonne 9 → 4 (Naked Single)
  3. Ligne 8 / Colonne 3 → 8 (Naked Single)
  4. Ligne 1 / Colonne 4 → 8 (Hidden Single)
  5. Ligne 5 / Colonne 4 → 4 (Hidden Single)
  6. Ligne 1 / Colonne 8 → 4 (Hidden Single)
  7. Ligne 3 / Colonne 2 → 8 (Hidden Single)
  8. Ligne 3 / Colonne 3 → 7 (Hidden Single)
  9. Locked Candidates Type 2 (Claiming): 9 in c5 => r2c46,r3c4<>9
  10. Grouped Discontinuous Nice Loop: 1 r6c7 -1- r5c79 =1= r5c23 -1- r4c1 =1= r1c1 -1- r1c9 =1= r123c7 -1- r6c7 => r6c7<>1
  11. Almost Locked Set XZ-Rule: A=r2c23457 {123459}, B=r3468c4 {12579}, X=5, Z=2 => r2c6<>2
  12. Locked Candidates Type 1 (Pointing): 2 in b2 => r9c4<>2
  13. Naked Triple: 1,3,4 in r79c5,r9c4 => r79c6<>1
  14. Hidden Pair: 1,4 in r7c25 => r7c5<>3
  15. Locked Candidates Type 1 (Pointing): 3 in b8 => r9c8<>3
  16. Uniqueness Test 1: 2/8 in r7c68,r9c68 => r7c8<>2, r7c8<>8
  17. Ligne 7 / Colonne 8 → 3 (Naked Single)
  18. Discontinuous Nice Loop: 9 r6c7 -9- r5c8 -2- r9c8 -8- r6c8 =8= r6c7 => r6c7<>9
  19. Give Up: Don't know how to proceed!
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