Add sample code for day 4 part 1

pierredup · pierredup · commit 553d3a8b61eb · 2017-12-04T08:53:56.000+02:00
diff --git a/src/day4/test.php b/src/day4/test.php
@@ -2,7 +2,11 @@
 
 return [
     //part 1
-    [],
+    [
+        'aa bb cc dd ee' => 1,
+        'aa bb cc dd aa' => 0,
+        'aa bb cc dd aaa' => 1
+    ],
 
     // part 2
     []
