Third level Sudoku | SureSolv

Third level Sudoku

How to solve hard third level Sudoku puzzle 13

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This is the 13th puzzle session at third level of hardness. This is a difficult puzzle with multiple bottlenecks needed to be overcome and broken through. Digit subset analysis, 2, 3 and 4 cell Cycles and digit lockdown techniques are the primary techniques and resources used for overcoming the bottlenecks. Solution of each step is explained fully...

How to solve hard third level Sudoku puzzle 12 quickly

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This is the 12th puzzle session at third level of hardness.The hardness of this puzzle arose primarily from the need to use Digit subset analysis and Cycle technique frequently for valid digit identification for a cell. Though the problem didn't pose a real hard bottleneck that needed special efforts to break though, for a large portion of solving process careful analysis was needed. Solution of each step explained fully...

How to solve hard third level Sudoku, Game play 11

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This is the 11th game play session at Sudoku third level of hardness.The specialty of this game has been use of large number of cycles that helped at the start. Interesting has been the four cell single digit rectangular lockdown cycle, a special structure that provided the much needed breakthrough in this specially difficult Sudoku game. Solution of each step explained fully...

How to play hard third level Sudoku, game play 9

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This is the 9th game play session at Sudoku third level of hardness. In this game every step in the beginning was hard-going and finding the breakthrough was not easy. We needed to use a new technique for the breakthrough. But when we now know and have used this pattern, we won't forget it in a hurry. In fact we are incorporating this new technique as a routine step in our overall strategy of Sudoku game solving...

Sudoku Third level game play 8

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This is the 8th game play session at Sudoku third level of hardness. In this game we have encountered for the first time a perfect 3 length cycle with 3 digit same subset occurring in all three cells in a column, there were though varieties of cycles and DSA hits throughout the game play...

Sudoku Third level game play 7

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This is the 7th game play session at Sudoku third level of hardness. This game proceeded uninterrupted forming multiple cycles in a row or column and after using the benefits of the cycles reverting back to the basic row column scan. As such no single action in the game could be identified as the game changing turning point action...

Sudoku Third level game play 6

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This is the 6th game play session at Sudoku third level of hardness. We found this game not particularly difficult, perhaps because we have become used to this level of hardness in the game, but we did find a special turning moment where a special construct had to be used to break the final bottleneck...

Sudoku Third level game play 5

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This is the 5th game play session at Sudoku third level of hardness. We found this game not particularly difficult, perhaps because we have become used to this level of hard games, but we have learned how to use the construct of a digit appearing in two cells of a 9 square region as a hidden cycle restricting its appearance elsewhere in the particular row...

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