Recent changes to Start

Start modified by Ernst

Ernst — Fri, 17 Sep 2021 19:25:24 -0000

--- v11
+++ v12
@@ -9,6 +9,9 @@
 Al that is in the folder Sudoku_0 
 [Sudoku_0]

-More maco's.  Macro's to solve really difficult puzzles.  It can also  generate puzzles.
+More macos.  Macros to solve really difficult puzzles.  It can also  generate puzzles.
 [Sudoku_1 ]

+Sudoku! 2 
+Can solve and create puzzles with 2 blocks (2x3 + 3x2, and 3x4 + 4x3). 
+[Sudoku_2 ]

Start modified by Ernst

Ernst — Thu, 16 Sep 2021 22:13:28 -0000

--- v10
+++ v11
@@ -9,5 +9,6 @@
 Al that is in the folder Sudoku_0 
 [Sudoku_0]

-More maco's.  Macro's to solve really dificult puzzles.  It can also  generate puzzles.
+More maco's.  Macro's to solve really difficult puzzles.  It can also  generate puzzles.
 [Sudoku_1 ]
+

Start modified by Ernst

Ernst — Sat, 04 Sep 2021 20:34:52 -0000

--- v9
+++ v10
@@ -4,9 +4,10 @@
 But sometimes they are too dificcult. Needed an enlarged copy, pencil, and eraser to solve them.

 With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
-A macro to enter the puzzle, test the my solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
+A macro to enter the puzzle, test my solution, and erase it to start al over again. 
+A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
 Al that is in the folder Sudoku_0 
 [Sudoku_0]

-More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
+More maco's.  Macro's to solve really dificult puzzles.  It can also  generate puzzles.
 [Sudoku_1 ]

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 10:12:25 -0000

--- v8
+++ v9
@@ -6,7 +6,7 @@
 With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
 A macro to enter the puzzle, test the my solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
 Al that is in the folder Sudoku_0 
-[sudoku_0]
+[Sudoku_0]

 More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
 [Sudoku_1 ]

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 10:04:46 -0000

--- v7
+++ v8
@@ -6,7 +6,7 @@
 With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
 A macro to enter the puzzle, test the my solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
 Al that is in the folder Sudoku_0 
-[sudoku_o]
+[sudoku_0]

 More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
 [Sudoku_1 ]

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 10:04:31 -0000

--- v6
+++ v7
@@ -6,94 +6,7 @@
 With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
 A macro to enter the puzzle, test the my solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
 Al that is in the folder Sudoku_0 
+[sudoku_o]

 More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
-see Sudoku_1 
-
------
-
-# Sudoku 0  
-Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
-(If not, you must enable macro's)
-
-Open sudoku.xlt, copy the sudoku puzzle from a newspaper or magazine, press Mark.
-Mark: marks every not empty cell as part of the puzzle.
-Erase: will erase not marked cells - the solution of the puzzle.
-
-There are two methods to solve sudoku puzzles : 
-Each digit may / must appear only once in each column, row and block. 
-may: stripeout used digits, result is a list with digits that may be possible.
-must: some digits/cells are unique, will the puzzle be solvable that digit must be placed in that cell.
-for both methods there are 3 buttons.
-Celtip: color hint for easy to solve cells
-Digit: an answer for one of those cells
-Solve/Unique: solves the puzzle with that method
-Total: uses both methods to solve the puzzle
-
-Test: checks for double used digts, empty cells, more then one digit in a cell. 
-Also checks if the digits/characters used are a part of the puzzle, therefore there is a list of characters stored in document properties (if not, default is 0..9).
-
-In document properties you also find a Sudoku! signature. Whithout that every Sudoku! button will ask if you are sure to messup your excel document. It will ask only once, if you answer yes the Sudoku!signature is placed in the document. The template has already that signature.
-
-*Sudoku! version 0.14e*
-
------
-
-
-# sudoku_1
-Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
-(If not, you must enable macro's)
-
-Make/copy a sudoku puzzle : press New, copy the puzzle digits from magazine or newspaper, press Mark. 
-Solve the puzzle - you can use Celtip or Digit to help you.  Or press Solve/Unique/Combination to solve the puzzle for you.
-In the  context menu there are also some Sudoku! helpers : Digits, Combination, Answer.
-
-New: opens a sudoku template
-Mark: marks every not empty cell as part of the puzzle. At start, with no marked cells, otherwise it marks/unmarks the selected cells. 
-Erase: will erase not marked cells -the solution of the puzzle.
-Test: checks for double used digts, empty cells, more then one digit in a cell, and if the digits/characters used are a allowed in this sudoku puzzle.
-
-Celtip: color hint for easy to solve cells (both methods)
-Digit: an answer for one of those cells (any method)
-Solve/Unique: solves the puzzle with that method. if no succes it will use the other.
-
-Combination: puzzle will be solved by striping digits and digits combinations, also searches for unique digits/cells. 
-
-.
-**Create/generate a puzzle. **
-Press New and select a template.  Press Create to generate a new puzzle.
-
-Calc: as Combination but if the puzzle can not be solved the calculated result - a list of possible digits left - is placed in each cell.  Select a cell, enter one of those digits, mark the cell as part of the puzzle, and press Calc again.
-
-Create: generates a puzzle as described above. 
-
-Cleanup: often the generated puzzle is to easy to solve. Cleanup will unmark a random cell and check if the puzzle is still solvable. Serveral attemps are made.
-You can do this also manualy, unmark a digit as a part of the puzzle. Press Level to check is the puzzle is still solveable. 
-
-If the generated puzzle is to difficult: have it solved by Combination, then Mark a cell so that is a part of the puzzle and not the solution. Press Level to check how difficult the puzzle is.
-Easier: mark al lot of cells - or even the whole puzzle - and then press Cleanup.  You can also use this method if you don't like the layout of the generated puzzle.
-
-Level: puzzle is solved by using only puzzle (marked) digits, the solution (unmarked) digits are not used.
-Level returns the combination level, the number of digits in the combination.
-
-Check: puzzle is solved by using only puzzle (marked) digits, your answer is compared with the calculated answer.
-
-CheckIt: installs the caclculated answer in conditional format. 
-Note: works only correctly if your excel version is english or dutch and did not change windows country settings (list seperator must be comma).
-
-**Sudoku! menubar**
-Active sheet/workbook must have a Sudoku! signature otherwise the menubar will be disabled.
-If VBA has crashed the menubar stays disabled or enabled. Press Sudoku! to enable excel events again, that will also enable the menu (if a sudoku sheet/workbook is active).
-The sudoku templates already have a Sudkou!signature. If you want to create your own template, see Sudoku!, tabs Info and Setup.
-
-
-**Context menu : sudoku tips**
-The submenus are only active above a sudoku puzzle in a sudoku! sheet/workbook. 
-Digits: list of digits still possible in that cell (using the stripe method)
-Combination: list calculated with the combination method (using all digits in the game)
-Answer: calculated with the combination method using only puzzle digits (not solution digits)  
-
-Answer can also be used to make a puzzle more difficult. Answer is calulated as if the cell is empty. If you ask for an answer on a puzzle cell/digit and there is only one answer then you can unmark that cell and the puzzle will still be solveable.
-
-
-*Sudoku! version 1.40*
+[Sudoku_1 ]

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 09:33:48 -0000

--- v5
+++ v6
@@ -9,6 +9,8 @@

 More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
 see Sudoku_1 
+
+-----

 # Sudoku 0  
 Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
@@ -33,6 +35,10 @@

 In document properties you also find a Sudoku! signature. Whithout that every Sudoku! button will ask if you are sure to messup your excel document. It will ask only once, if you answer yes the Sudoku!signature is placed in the document. The template has already that signature.

+*Sudoku! version 0.14e*
+
+-----
+

 # sudoku_1
 Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
@@ -53,8 +59,8 @@

 Combination: puzzle will be solved by striping digits and digits combinations, also searches for unique digits/cells. 

-
-Create/generate a puzzle. 
+.
+**Create/generate a puzzle. **
 Press New and select a template.  Press Create to generate a new puzzle.

 Calc: as Combination but if the puzzle can not be solved the calculated result - a list of possible digits left - is placed in each cell.  Select a cell, enter one of those digits, mark the cell as part of the puzzle, and press Calc again.
@@ -64,9 +70,8 @@
 Cleanup: often the generated puzzle is to easy to solve. Cleanup will unmark a random cell and check if the puzzle is still solvable. Serveral attemps are made.
 You can do this also manualy, unmark a digit as a part of the puzzle. Press Level to check is the puzzle is still solveable. 

-If the generated puzzle is to difficult: have it solved by Combination, then Mark a cell so that is a part of the puzzle and not the solution. Press Level to check how difficult the puzzle is now.
-Easier: mark al lot of cells - or even the whole puzzle - and then press Cleanup. 
-You can also use this method if you don't like the layout of the generated puzzle.
+If the generated puzzle is to difficult: have it solved by Combination, then Mark a cell so that is a part of the puzzle and not the solution. Press Level to check how difficult the puzzle is.
+Easier: mark al lot of cells - or even the whole puzzle - and then press Cleanup.  You can also use this method if you don't like the layout of the generated puzzle.

 Level: puzzle is solved by using only puzzle (marked) digits, the solution (unmarked) digits are not used.
 Level returns the combination level, the number of digits in the combination.
@@ -74,15 +79,15 @@
 Check: puzzle is solved by using only puzzle (marked) digits, your answer is compared with the calculated answer.

 CheckIt: installs the caclculated answer in conditional format. 
-Works only correctly if your excel version is english or dutch and did not change windows country settings (list seperator must be comma)
+Note: works only correctly if your excel version is english or dutch and did not change windows country settings (list seperator must be comma).

-Sudoku! menubar
+**Sudoku! menubar**
 Active sheet/workbook must have a Sudoku! signature otherwise the menubar will be disabled.
 If VBA has crashed the menubar stays disabled or enabled. Press Sudoku! to enable excel events again, that will also enable the menu (if a sudoku sheet/workbook is active).
 The sudoku templates already have a Sudkou!signature. If you want to create your own template, see Sudoku!, tabs Info and Setup.


-Context menu : sudoku tips
+**Context menu : sudoku tips**
 The submenus are only active above a sudoku puzzle in a sudoku! sheet/workbook. 
 Digits: list of digits still possible in that cell (using the stripe method)
 Combination: list calculated with the combination method (using all digits in the game)
@@ -91,3 +96,4 @@
 Answer can also be used to make a puzzle more difficult. Answer is calulated as if the cell is empty. If you ask for an answer on a puzzle cell/digit and there is only one answer then you can unmark that cell and the puzzle will still be solveable.


+*Sudoku! version 1.40*

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 09:24:31 -0000

--- v4
+++ v5
@@ -1,16 +1,16 @@
-**Sudoku!  -  sudoku spreadsheet**
+# Sudoku!  -  sudoku spreadsheet
+
 It started with sudoku puzzles in newspapers and magazines. 
 But sometimes they are too dificcult. Needed an enlarged copy, pencil, and eraser to solve them.

 With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
-A macro to enter the puzzle, test the solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
-Al that is in the folder Sudoku_0
+A macro to enter the puzzle, test the my solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
+Al that is in the folder Sudoku_0 

-Continued with macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
-Sudoku_1 
+More maco's.  Macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
+see Sudoku_1 

-
-**sudoku_0**
+# Sudoku 0  
 Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
 (If not, you must enable macro's)

@@ -34,7 +34,7 @@
 In document properties you also find a Sudoku! signature. Whithout that every Sudoku! button will ask if you are sure to messup your excel document. It will ask only once, if you answer yes the Sudoku!signature is placed in the document. The template has already that signature.


-**sudoku_1**
+# sudoku_1
 Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
 (If not, you must enable macro's)

Start modified by Ernst

Ernst — Thu, 26 Aug 2021 09:18:37 -0000

--- v3
+++ v4
@@ -1,7 +1,93 @@
-Sudoku!
-spreadsheet formulas
-excel vba functions (to be used in spreadsheet)
-excel addin to copy and solve sudoku puzzles
+**Sudoku!  -  sudoku spreadsheet**
+It started with sudoku puzzles in newspapers and magazines. 
+But sometimes they are too dificcult. Needed an enlarged copy, pencil, and eraser to solve them.

-In the past i wrote al lot of excel macros and functions, i will upload them here one by one after translating them to english and some cleanup.
-Old stuf, macro's with xp style menu, no ribbon.
+With a spreadsheet its a lot easier. Added some formulas to help. Functions in VBA to make that easier. 
+A macro to enter the puzzle, test the solution, erase it to start al over again. A macro to give some hints when I'm stuck. A macro so excel will solve the puzzle... 
+Al that is in the folder Sudoku_0
+
+Continued with macro's to solve really dificult puzzles.  If you can solve puzzles you can generate them...
+Sudoku_1 
+
+
+**sudoku_0**
+Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
+(If not, you must enable macro's)
+
+Open sudoku.xlt, copy the sudoku puzzle from a newspaper or magazine, press Mark.
+Mark: marks every not empty cell as part of the puzzle.
+Erase: will erase not marked cells - the solution of the puzzle.
+
+There are two methods to solve sudoku puzzles : 
+Each digit may / must appear only once in each column, row and block. 
+may: stripeout used digits, result is a list with digits that may be possible.
+must: some digits/cells are unique, will the puzzle be solvable that digit must be placed in that cell.
+for both methods there are 3 buttons.
+Celtip: color hint for easy to solve cells
+Digit: an answer for one of those cells
+Solve/Unique: solves the puzzle with that method
+Total: uses both methods to solve the puzzle
+
+Test: checks for double used digts, empty cells, more then one digit in a cell. 
+Also checks if the digits/characters used are a part of the puzzle, therefore there is a list of characters stored in document properties (if not, default is 0..9).
+
+In document properties you also find a Sudoku! signature. Whithout that every Sudoku! button will ask if you are sure to messup your excel document. It will ask only once, if you answer yes the Sudoku!signature is placed in the document. The template has already that signature.
+
+
+**sudoku_1**
+Load sudoku.xla, you will see a menu. In excel 2007 it is placed under the Addins tab.
+(If not, you must enable macro's)
+
+Make/copy a sudoku puzzle : press New, copy the puzzle digits from magazine or newspaper, press Mark. 
+Solve the puzzle - you can use Celtip or Digit to help you.  Or press Solve/Unique/Combination to solve the puzzle for you.
+In the  context menu there are also some Sudoku! helpers : Digits, Combination, Answer.
+
+New: opens a sudoku template
+Mark: marks every not empty cell as part of the puzzle. At start, with no marked cells, otherwise it marks/unmarks the selected cells. 
+Erase: will erase not marked cells -the solution of the puzzle.
+Test: checks for double used digts, empty cells, more then one digit in a cell, and if the digits/characters used are a allowed in this sudoku puzzle.
+
+Celtip: color hint for easy to solve cells (both methods)
+Digit: an answer for one of those cells (any method)
+Solve/Unique: solves the puzzle with that method. if no succes it will use the other.
+
+Combination: puzzle will be solved by striping digits and digits combinations, also searches for unique digits/cells. 
+
+
+Create/generate a puzzle. 
+Press New and select a template.  Press Create to generate a new puzzle.
+
+Calc: as Combination but if the puzzle can not be solved the calculated result - a list of possible digits left - is placed in each cell.  Select a cell, enter one of those digits, mark the cell as part of the puzzle, and press Calc again.
+
+Create: generates a puzzle as described above. 
+
+Cleanup: often the generated puzzle is to easy to solve. Cleanup will unmark a random cell and check if the puzzle is still solvable. Serveral attemps are made.
+You can do this also manualy, unmark a digit as a part of the puzzle. Press Level to check is the puzzle is still solveable. 
+
+If the generated puzzle is to difficult: have it solved by Combination, then Mark a cell so that is a part of the puzzle and not the solution. Press Level to check how difficult the puzzle is now.
+Easier: mark al lot of cells - or even the whole puzzle - and then press Cleanup. 
+You can also use this method if you don't like the layout of the generated puzzle.
+
+Level: puzzle is solved by using only puzzle (marked) digits, the solution (unmarked) digits are not used.
+Level returns the combination level, the number of digits in the combination.
+
+Check: puzzle is solved by using only puzzle (marked) digits, your answer is compared with the calculated answer.
+
+CheckIt: installs the caclculated answer in conditional format. 
+Works only correctly if your excel version is english or dutch and did not change windows country settings (list seperator must be comma)
+
+Sudoku! menubar
+Active sheet/workbook must have a Sudoku! signature otherwise the menubar will be disabled.
+If VBA has crashed the menubar stays disabled or enabled. Press Sudoku! to enable excel events again, that will also enable the menu (if a sudoku sheet/workbook is active).
+The sudoku templates already have a Sudkou!signature. If you want to create your own template, see Sudoku!, tabs Info and Setup.
+
+
+Context menu : sudoku tips
+The submenus are only active above a sudoku puzzle in a sudoku! sheet/workbook. 
+Digits: list of digits still possible in that cell (using the stripe method)
+Combination: list calculated with the combination method (using all digits in the game)
+Answer: calculated with the combination method using only puzzle digits (not solution digits)  
+
+Answer can also be used to make a puzzle more difficult. Answer is calulated as if the cell is empty. If you ask for an answer on a puzzle cell/digit and there is only one answer then you can unmark that cell and the puzzle will still be solveable.
+
+

Start modified by Ernst

Ernst — Tue, 17 Aug 2021 23:12:48 -0000

--- v2
+++ v3
@@ -1,8 +1,7 @@
 Sudoku!
 spreadsheet formulas
-excel vba functions
-exccel macro's to copy and solve sudoku puzzles
+excel vba functions (to be used in spreadsheet)
+excel addin to copy and solve sudoku puzzles

 In the past i wrote al lot of excel macros and functions, i will upload them here one by one after translating them to english and some cleanup.
 Old stuf, macro's with xp style menu, no ribbon.
-Intention is to create an open office basic version in the future, then i might need some help...