<?php
          
          $counter\; =\; 0;$topScore = 0;
          $duplicate\; =\; 0;$names[0] = 0;
          $scores[0]\; =\; 0;$file = "student-canvas-highscores.txt";
          $fh\; =\; fopen($file, "r") or exit("Unable to open file!");
          while(!feof($fh))\; \{$names[$counter]\; =\; fgets($fh);
                  $scores[$counter] = (int)fgets($fh);$counter = $counter\; +\; 1;\; \}\; fclose($fh);
          
          for($k\; =\; 0;$k < $counter;$k++) {
                  if(strcmp(rtrim($names[$k]), $\_GET["name"])\; ==\; 0)\; \{\; if((int)$scores[$k]\; ==\; (int)$_GET["score"]) {
                                  $duplicate\; =\; 1;\; \}\; \}\; \}\; if((int)$_GET["score"] == 0) {
                  $duplicate\; =\; 1;\; \}\; if($duplicate < 1) {
                  $fh\; =\; fopen($file, 'a') or exit("can't open file");
                  $stringData\; =\; strip\_tags($_GET["name"]);
                  fwrite($fh,$stringData);
                  $stringData\; =\; "\backslash n";\; fwrite($fh, $stringData);$stringData = $\_GET["score"];\; fwrite($fh, $stringData);$stringData = "\n";
                  fwrite($fh,$stringData);
                  fclose($fh);$names[$counter]\; =\; strip\_tags($_GET["name"]);
                  $scores[$counter] = (int)$\_GET["score"];$counter = $counter\; +\; 1;\; \}\; echo\; "$<b>Highscores:</b>";
          echo "<table>";
          for(i = 0; i++) {
                  for($j\; =\; 0;$j < $counter;$j++) {
                          if($scores[$j] > $scores[$topScore]) {
                                  $topScore\; =$j;
                          }
                  }
                  
                  if($scores[$topScore] > 0) {
                          echo "<tr><td>#";
                          echo $i\; +\; 1;\; echo\; ".$</td><td>";
                          echo names[$topScore];\; echo\; "$</td><td>";
                          echo scores[$topScore];\; echo\; "$</td></tr>";
                          scores[$topScore]\; =\; 0;\; \}\; \}\; echo\; "$</table>";
          echo "<br><br><a href='CD05.html'>Go back</a>"
          echo "<a href='student-canvas-index.htm'>Go back to main page</a>"
  ?>