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Check Solution

https://www.sciencebuddies.org/science-fair-projects/ask-an-expert/viewtopic.php?t=12667

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Check Solution

Posted: Thu Dec 19, 2013 7:59 pm
by XeneizeRuloso
Everything in my code is working except for the JavaScript for my check solution button. Could someone help me?

Code: Select all

<HTML>
<HEAD>
<title> Sudoku Checker </title>
</HEAD>
<BODY>
<form method="post" name="Sudoku">
<input id="C1_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="8" type="TEXT">
<input id="C1_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="2" type="TEXT">
<input id="C1_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="3" type="TEXT">
<input id="C1_4" maxlength="1" size="1" style="BACKGROUND-COLOR:silver;" value="" type="TEXT">
<input id="C1_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C1_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C1_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="7" type="TEXT">
<input id="C1_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="1" type="TEXT">
<input id="C1_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="5" type="TEXT">
<br>
<input id="C2_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C2_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C2_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C2_4" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="8" type="TEXT">
<input id="C2_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C2_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="5" type="TEXT">
<input id="C2_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C2_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C2_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<br>
<input id="C3_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C3_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="6" type="TEXT">
<input id="C3_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C3_4" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C3_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C3_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C3_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C3_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="2" type="TEXT">
<input id="C3_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<br>
<input id="C4_1" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C4_2" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="3" type="TEXT">
<input id="C4_3" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="5" type="TEXT">
<input id="C4_4" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C4_5" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="7" type="TEXT">
<input id="C4_6" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C4_7" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="6" type="TEXT">
<input id="C4_8" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="4" type="TEXT">
<input id="C4_9" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<br>
<input id="C5_1" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C5_2" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C5_3" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C5_4" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="4" type="TEXT">
<input id="C5_5" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C5_6" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="6" type="TEXT">
<input id="C5_7" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C5_8" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C5_9" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<br>
<input id="C6_1" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C6_2" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="4" type="TEXT">
<input id="C6_3" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="7" type="TEXT">
<input id="C6_4" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C6_5" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="8" type="TEXT">
<input id="C6_6" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C6_7" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="1" type="TEXT">
<input id="C6_8" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="3" type="TEXT">
<input id="C6_9" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<br>
<input id="C7_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C7_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="8" type="TEXT">
<input id="C7_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C7_4" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C7_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C7_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C7_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C7_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="9" type="TEXT">
<input id="C7_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<br>
<input id="C8_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C8_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C8_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C8_4" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="2" type="TEXT">
<input id="C8_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C8_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="3" type="TEXT">
<input id="C8_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C8_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<input id="C8_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="" type="TEXT">
<br>
<input id="C9_1" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="9" type="TEXT">
<input id="C9_2" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="1" type="TEXT">
<input id="C9_3" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="2" type="TEXT">
<input id="C9_4" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C9_5" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C9_6" maxlength="1" size="1" style="BACKGROUND-COLOR:SILVER;" value="" type="TEXT">
<input id="C9_7" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="3" type="TEXT">
<input id="C9_8" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="5" type="TEXT">
<input id="C9_9" maxlength="1" size="1" style="BACKGROUND-COLOR:WHITE;" value="7" type="TEXT">
<br>
<br>
<input name="ReadCellsButton" onclick="ReadCells()" value="Read Cells" type="button">
<input name="RestoreCellsButton" onclick="RestoreCells()" value="Restore Cells" type="button">
<input name="ClearButton1" onclick="ClearPuzzle()" value="Clear Puzzle" type="button">
<input name="ClearButton2" onclick="ClearTextArea()" value="Clear Text Area" type="button"><br>
<input name="CheckSolution" onclick="CheckSolution()" value="Check Solution" type="button"><br>
<textarea id="OutputText" rows="10" cols="80" readonly></textarea>
</form>
<SCRIPT LANGUAGE="JavaScript">
<!-- Beginning of JavaScript -

<!-- 2006/02/16 AJO: JavaScript functions for "Program to Check a Sudoku Solution" -->
<!-- old browsers can't handle JavaScript functions so comment them out

var puzzle = new Array(9);

for (i=0; i < 9; i++)
   puzzle[i]=new Array(9);

// clears the Sudoku puzzle
function ClearPuzzle(form)
{
   var cell;
   
   for(i = 1; i <= 9; i++){
      for(j = 1; j <= 9; j++){
         cell = "C" + i + "_" + j;
         document.getElementById(cell).value = "";
      }
   }
    
}

// clears the TEXTAREA below the Sudoku puzzle
function ClearTextArea(form){
   document.getElementById('OutputText').value = "";
}

// writes values from the puzzle[][] array to the Sudoku form
function RestoreCells()
{
   var cell;
   
   for(i = 1; i <= 9; i++){
      for(j = 1; j <= 9; j++){
         cell = "C" + i + "_" + j;
         document.getElementById(cell).value = puzzle[i-1][j-1];
      }
   }
}

// reads values from the Sudoku form, stores them in the puzzle[][] array, 
// and writes them to the OutputText TEXTAREA
function ReadCells()
{
   var cell;
   
   document.getElementById('OutputText').value = "ReadCells():\n";
   for(i = 1; i <= 9; i++){
      for(j = 1; j <= 9; j++){
         cell = "C" + i + "_" + j;
         puzzle[i-1][j-1] = document.getElementById(cell).value;
      }
      document.getElementById('OutputText').value += puzzle[i-1].join(" ");
      document.getElementById('OutputText').value += "\n";
   }
}
// Checks solution to see if numbers are arranged properly.
// rows
  var cell;
  
for (int i=0; i<9; i++) {
    std::bitset<9> filled;
    for (int j=0; j<9; j++)
        filled.set(grid[i][j] - 1);
    if (filled.count() != 9)
        return false;
}

// ... similar with the loops "swapped" to get the columns
// (or do both in one loop)

for (int i=0; i<9; i += 3)
    for (int j=0; j<9; j += 3) {
        std::bitset<9> filled;
        for (int k=0; k<3; k++)
            for (int l=0; l<3; l++)
                filled.set(grid[i+k][j+l] - 1);
        if (filled.count() != 9)
            return false;
    }

return true;

// end of JavaScript functions -->

// - End of JavaScript - -->
</SCRIPT>
<BODY>
</HTML>

Re: Check Solution

Posted: Sun Dec 22, 2013 11:06 pm
by deleted-71603
Hello. We noticed there is a separate thread for the same question, and you are receiving excellent advice from our mentors. Therefore, we are closing this thread. Please keep all questions for the same project on one thread, so that our mentors can best help you based on what has already been discussed.

Thanks for using Science Buddies, and good luck with your science project!
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