statics data

www/internals/euler.php

@@ -0,0 +1,36 @@
+<?php if(count(get_included_files()) ==1) exit("Direct access not permitted.");
+
+class Euler
+{
+	public static function readSingle($f)
+	{
+		$a = require $f;
+		$a['rating'] = self::rateTime($a);
+		return $a;
+	}
+
+	public static function listAll()
+	{
+		$files = glob(__DIR__ . '/../statics/euler/euler_*.php');
+		
+		return array_map('self::readSingle', $files);
+	}
+
+	public static function rateTime($problem)
+	{
+		if ($problem['time'] < 100) // < 100ms
+			return 0;
+
+		if ($problem['time'] < 15 * 1000) // < 5s
+			return 1;
+
+		if ($problem['time'] < 60 * 1000) // < 1min
+			return 2;
+
+		if ($problem['time'] < 5 * 60 * 1000) // < 5min
+			return 3;
+
+		return 4;
+	}
+}
+