nasob

<!DOCTYPE HTML><title>nasobilka</title><?phpfunction vypis_mat($m){    echo '<pre>';    for ($r = 0; $r < 3; $r++) {        for ($c = 0; $c < 3; $c++) {            echo $m[$r][$c] .' ';        }        echo "\n";    }        echo '</pre>';}$farby = array(1 => 'black', 'silver', 'gray',                'maroon', 'red', 'purple',               'fuchsia', 'green', 'lime', 'olive');for ($r = 1; $r <= 10; $r++) {    echo '<p style="color:'. $farby[$r] .'">nasobenie cislom '. $r .":\n";    for ($i = 1; $i <= 10; $i++) {        echo $i * $r . '; ';     }  }$a = array(array(1, 2, 3),           array(3, 2, 3),           array(1, 1, 1));           $b = array(array(3, 2, 3),           array(4, 2, 3),           array(5, 2, 3));                      $v = array(array(0, 0, 0),           array(0, 0, 0),           array(0, 0, 0));            for ($r = 0; $r < 3; $r++) {    for ($c = 0; $c < 3; $c++) {        $x = 0;        for ($i = 0; $i < 3; $i++) {            $x += $a[$r][$i] * $b[$i][$c];//            echo $a[$r][$i] .' x '. $b[$i][$c] . ' = ' . $x."\n";//            echo "$r $c $i \n";        }            $v[$r][$c] =  $x;    }   }            vypis_mat($a);echo 'x';vypis_mat($b);echo '=';vypis_mat($v);?>