diff --git a/ELO_function.php b/ELO_function.php
index 2e75229c5059876798e0e84bc240971930b295e9..5da9c83c0fcfec526b92d2943a61863b50434121 100644
--- a/ELO_function.php
+++ b/ELO_function.php
@@ -13,7 +13,7 @@
* @returns float
* Renvoie la moyenne du tableau en passant l'indice $j
*/
-
+srand();
function avg_skip($tab, $j)
{
$s = 0;
@@ -45,12 +45,11 @@ function avg_skip($tab, $j)
*/
function ELO($scores_actuel, $scores_obtenus, $K, $D)
{
-
$newS = array();
$c = max($scores_obtenus)-min($scores_obtenus);
$d = min($scores_obtenus);
- for ($j=0;$j<count($scores_obtenus);$j++)
+ for ($j=0; $j<count($scores_obtenus); $j++)
{
$m = avg_skip($scores_actuel, $j);
$EA = 1/(1+10**(($m-$scores_actuel[$j])/$D));
@@ -63,15 +62,24 @@ function ELO($scores_actuel, $scores_obtenus, $K, $D)
$newS[$j] = floor($s);
else
$newS[$j] = ceil($s);
-
}
+
return $newS;
+}
+
+function random_scores($n, $min, $max)
+{
+ $r = array();
+ for ($j=0; $j<$n; $j++)
+ {
+ array_push($r, rand($min,$max));
+ }
+ return $r;
}
/* Test */
print("<html><body><table><th>Itération</th><th>Joueur 1</th><th>Joueur 2</th><th>Joueur 3</th><th>Joueur 4</th><th>Joueur 5</th><th>Somme</th></tr>");
-$sa = array(-2,-1,0,1,2);
$DS = array(1000,1000,1000,1000,1000);
print("<tr><td>0</td>");
@@ -82,31 +90,20 @@ $p = array_sum($DS);
print("<td>$p</td></tr>");
for($j=1;$j<20;$j++){
- $sa = array(-2,-1,0,1,2);
+ $sa = random_scores(5,0, 50);
$res = ELO($DS, $sa, 32, 400);
print("<tr><td>$j</td>");
+
for ($i=0;$i<count($DS);$i++) {
$DS[$i] = $DS[$i] + $res[$i];
$k1 = $DS[$i];
$k2 = $res[$i];
- print("<td>$k1 ($k2)</td>");
+ $k3 = $sa[$i];
+ print("<td>$k1 ($k2) ($k3)</td>");
}
+
$p = array_sum($DS);
print("<td>$p</td></tr>");
-$j++;
-$sa = array(2,1,0,-1,-2);
-
-$res = ELO($DS, $sa, 32, 400);
-print("<tr><td>$j</td>");
-for ($i=0;$i<count($DS);$i++) {
- $DS[$i] = $DS[$i] + $res[$i];
- $k1 = $DS[$i];
- $k2 = $res[$i];
- print("<td>$k1 ($k2)</td>");
-}
-$p = array_sum($DS);
-print("<td>$p</td></tr>");
-
}
print("</table></body></html>");