<?php require_once '../Sudoku.php'; // $puzzle = "003020600900305001001806400008102900700000008006708200002609500800203009005010300"; // $puzzle = "4.....8.5.3..........7......2.....6.....8.4......1.......6.3.7.5..2.....1.4......"; // $puzzle = "3...8.......7....51..............36...2..4....7...........6.13..452...........8.."; // $puzzle = "6.....7.3.4.8.................5.4.8.7..2.....1.3.......2.....5.....7.9......1...."; // $puzzle = "963......1....8......2.5....4.8......1....7......3..257......3...9.2.4.7......9.."; // $puzzle = "..7..8.....6.2.3...3......9.1..5..6.....1.....7.9....2........4.83..4...26....51."; $puzzle = "1.....3.8.6.4..............2.3.1...........958.........5.6...7.....8.2...4......."; $sudoku = new Sudoku(); echo $sudoku->solve($puzzle);
$file = fopen($filename, 'r');
if (!$file) {
throw new \Exception('Could not open file ' . $filename);
}
$sudokuStrs = array();
$i = -1;
while (($line = fgets($file)) !== false) {
if (false !== strpos($line, 'Grid')) {
$i++;
continue;
}
$line = str_replace("\n", "", $line);
if (!isset($sudokuStrs[$i])) {
$sudokuStrs[$i] = '';
}
$sudokuStrs[$i] .= $line;
}
fclose($file);
$now = microtime(true);
$sum = 0;
foreach ($sudokuStrs as $sudokuStr) {
$sudoku = new Sudoku($sudokuStr);
// var_dump($sudokuStr);
$answer = $sudoku->solve();
// echo $solvedSudokuStr . '<br/>';
$sum += intval(substr($answer, 0, 3));
unset($sudoku);
}
$tookTime = microtime(true) - $now;
echo "\n\nSum: " . $sum . "\n";
echo "took time: " . $tookTime . " secs.\n";
