Cytat(dr_bonzo @ 4.11.2010, 19:37:17 )

[PHP] pobierz, plaintext 
<?php
for( $i = 0; $i < $n; ++$i ){
}
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<?php
$i = $n;
while( $i-- ){
}
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
$xdebug_time_index = xdebug_time_index();
$xdebug_memory_usage = xdebug_memory_usage();  
$xdebug_peak_memory_usage = xdebug_peak_memory_usage();
 
$sql = mysql_pconnect('localhost', 'root', '');
mysql_select_db('konkurs', $sql);
 
mysql_query('INSERT INTO xdebug (script, xdebug_memory_usage, xdebug_peak_memory_usage, xdebug_time_index) VALUES ("'.$_SERVER['REQUEST_URI'].'", '.$xdebug_memory_usage.', '.$xdebug_peak_memory_usage.', '.$xdebug_time_index.')');
[PHP] pobierz, plaintext 

Cytat(phpion @ 6.11.2010, 14:52:50 )

Cytat(phpion @ 6.11.2010, 14:52:50 )

Jakby nie było to konkurs był super pomysłem i mnie osobiście nauczył bardzo wiele. Coprawda w pracy codziennej nadal będę używał strlen zamiast while ale jednak sporo do głowy weszło.

[PHP] pobierz, plaintext 
<?php
$str = str_repeat('x', 1e4);
while( $n-- ){
	$len = strlen($str);
}
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<?php
$str = str_repeat('x', 1e4);
while( $n-- ){
	$len = 0;
	while(isset($str{++$len}));
}
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<?php
function a() {
  global $argv;
  $invcode='9876543210ZYXWVUTSRQPONMLKJIHGFEDCBA9876543210ZYXWVUTSRQPONMLKJIHGFEDCBA';
  $p=-1;
  $i=$move=$l=strlen($argv[1]);
  $last=$prelast='0';
  do {
    $of=$move%36;
    $idx=ord($argv[1][++$p]);
    ($idx<65)?$v=$invcode[57-$idx+$of]:$v=$invcode[100-$idx+$of];
    $vv=ord($v)-48;
    if ($vv>-1&&$vv<10) {
      switch($last) {
        case'K':
          $k=$vv;
          break;
        case'W':
          $w=$vv;
          break;
        case'A':
          $a=$vv;
          break;
        case'Z':
          $z=$vv;
          break;
        case'1':
          if($prelast=='K')$k=10+$vv;
          elseif($prelast=='W')$w=10+$vv;
          break;
        case'2':
          if($prelast=='K')$k=20;
          elseif($prelast=='W')$w=20;
          break;
      }
    }
    $prelast=$last;
    $last=$v;
    $step=$move;
    $move+=$l;
    $l=$step;
  }while(--$i);
  $pt='0123456789';
  $bar='-------------------------------
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
-*****************************-
';
  $ii=(int)$w*$k;
  $bar[$k+33]='-';
  $s=33;
  $t=($w<<5);
  $off=33;
  $off2=$t+1;
  $off3=$t+$k;
  $K=$k>>1;
  $s=$off2+32;
  do {
    $bar[++$s]='-';
    ++$s;
  }while(--$K);
  $bar[$off3+32]='-';
  $bar3=$bar2=$bar;
  $v=$a;
  $vec=1;
  $vec2=-32;
  do {
    $bar[$off]=$pt[$v];
    $bar2[$off2]=$pt[$v];
    $bar3[$off3--]=$pt[$v];
    if ($bar[$off+$vec]!='*')switch($vec) {
        case'1':$vec=32;
          break;
        case'32':$vec=-1;
          break;
        case'-1':$vec=-32;
          break;
        case'-32':$vec=1;
      }
    $off+=$vec;
    $off2+=$vec2;
    if ($bar2[$off2]!='*') {
      $vec2=-$vec2;
      $off2+=$vec2+1;
    }
    if($bar3[$off3]!='*')$off3-=32-$k;
    ($v==$z)?$v=$a:++$v;
  }while(--$ii);
  $eff3=$eff2=$eff='';
  $off=33;
  $W=$w;
  do {
    $K=$k;
    do {
      $eff.=$bar[$off];
      $eff2.=$bar2[$off];
      $eff3.=$bar3[$off++];
    }while(--$K);
    $eff.='
';
    $eff2.='
';
    $eff3.='
';
    $off+=32-$k;
  }while(--$W);
  echo $eff,'
',$eff2,'
',$eff3,'
';
}
a();
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
$prog = 'moj.php';
$param = 'VTRNH7R1VZXZZ137DN3TZVXVVTTZ4CU1U40C2137DN3TZVXVVTRNH7R1VZXZZ137DN3TZV';
for ($i=0; $i<1000; $i++) {
  popen("php -f $prog $param", "r");
}
[PHP] pobierz, plaintext 

[PHP] pobierz, plaintext 
<?php
/**
 * Polcode Code Contest PHP-2010.10
 * Nick: pauluZ
 */
$t['A'] =  0; $t['B'] =  1; $t['C'] =  2; $t['D'] =  3; $t['E'] =  4; $t['F'] =  5; $t['G'] =  6; $t['H'] =  7; $t['I'] =  8; $t['J'] =  9;
$t['K'] = 10; $t['L'] = 11; $t['M'] = 12; $t['N'] = 13; $t['O'] = 14; $t['P'] = 15; $t['Q'] = 16; $t['R'] = 17; $t['S'] = 18; $t['T'] = 19;
$t['U'] = 20; $t['V'] = 21; $t['W'] = 22; $t['X'] = 23; $t['Y'] = 24; $t['Z'] = 25; $t['0'] = 26; $t['1'] = 27; $t['2'] = 28; $t['3'] = 29;
$t['4'] = 30; $t['5'] = 31; $t['6'] = 32; $t['7'] = 33; $t['8'] = 34; $t['9'] = 35;
$str = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
$arg =  $argv[1];
 
$lenght = strlen($arg);
 
$out = '';
$fib[-2] = 0;
$fib[-1] = $lenght;
for ($i = 0; $i < $lenght; $i++) {
    $fib[$i] = $fib[$i-2] + $fib[$i-1];
    $j = ($t[$arg{$i}] - $fib[$i]) % 36;
    $out .= $str[(($j<0)?($j+36):$j)]; 
}
preg_match_all('([KWAZ][0-9][0-9]?)', $out, $matches);
for ($i = 0; $i < 4; $i++) {
    ${$matches[0][$i]{0}} = substr($matches[0][$i], 1);
}
// ----------------------------------------------------
    // pierwszy prostokat - 1
    $p = $A;
    $sx = 1;
    $sy = 1;
    $kx = $K;
    $ky = $W;
    while (true) {
 
        for ($x=$sx; $x<=$kx; $x++) {
            $result[$x][$sy] = $p;
            ($p==$Z) ? $p = $A : $p++;
        }
        $sy++;
        if ($sy > $ky) break;
 
        for ($y=$sy; $y<=$ky; $y++) {
            $result[$kx][$y] = $p;
            ($p==$Z) ? $p = $A : $p++;
        }
        $kx--;
        if ($sx > $kx) break;
 
        for ($x=$kx; $x>=$sx; $x--) {
            $result[$x][$ky] = $p;
            ($p==$Z) ? $p = $A : $p++;
        }
        $ky--;
        if ($sy > $ky) break;
 
        for ($y=$ky; $y>=$sy; $y--) {
            $result[$sx][$y] = $p;
            ($p==$Z) ? $p = $A : $p++;
        }
        $sx++;
        if ($sx > $kx) break;
    }
 
for ($y=1; $y<=$W; $y++) {
    for ($x=1; $x<=$K; $x++) {
        echo $result[$x][$y];
    }
    echo "\n";
}
echo "\n";
// ----------------------------------------------------
    // drugi prostokat - 2
    $p = $A;
    $x = 1;
    while ($x <= $K) {
        if ($x % 2 == 1) {
            for ($y=$W; $y>=1; $y--) {
                $result[$x][$y] = $p;
                ($p==$Z) ? $p = $A : $p++;
            }
        } else {
            for ($y=1; $y<=$W; $y++) {
                $result[$x][$y] = $p;
                ($p==$Z) ? $p = $A : $p++;
            }
        }
        $x++;
    }
 
for ($y=1; $y<=$W; $y++) {
    for ($x=1; $x<=$K; $x++) {
        echo $result[$x][$y];
    }
    echo "\n";
}
echo "\n";
// ----------------------------------------------------
    // trzeci prostokat - 3
    $R = $K*$W;
    $groups = floor( $R / ($Z-$A+1) );
    $remain = $R - ($groups * ($Z-$A+1));
 
    $sek_s = '';
    for ($i=$Z; $i>=$A; $i--) {
        $sek_s .= $i;
    }
    $sek = '';
    for ($i=1; $i<=$groups; $i++) {
        $sek .= $sek_s;
    }
    for ($i=$A; $i<=$A+$remain-1; $i++) {
        $sek = $i . $sek;
    }
 
echo chunk_split($sek, $K, "\n");
echo "\n";
[PHP] pobierz, plaintext