diff --git a/2020/final.php b/2020/final.php
new file mode 100644
index 0000000..341f435
--- /dev/null
+++ b/2020/final.php
@@ -0,0 +1,91 @@
+<?php
+$start="key?"; 
+$flag0="if (isset(\$_GET['abc'])){
+        if (!strcasecmp (\$_GET['abc'], \$flag1))
+		echo \$flag1;
+		else
+        echo 'Aye real vibe killer';}";
+$flag1="if (isset (\$_GET['def'])){  \$def = \$_GET['def'];
+                                    \$obj = unserialize (\$def);
+                                    \$obj->flag = \$flag2;
+                                    if (hash_equals (\$obj->xyz, \$obj->flag))
+				     echo \$flag2;
+				         else
+                                            echo 'Aye real vibe killere!';}";
+$flag2="  if(isset(\$_GET['ghi'])){   class Dogs {
+                                        public \$obj;
+                                        public function __construct(){
+                                        \$this-> obj = Null;
+                                        }
+                                        public function __wakeup(){
+                                        \$this-> end();
+                                        }
+                                        public function end(){
+                                        \$this-> obj-> close();
+                                        }
+                                        }
+                                        class Cats{
+                                        public function close(){
+                                        system(\$this-> cmd);
+                                        }
+                                        }
+                                        \$data= unserialize(\$_GET['ghi']);
+                                     }
+                                     else
+                                             echo 'Aye real vibe killerr!';";
+
+
+echo $start;
+if($_GET['key']=="sT4yH0M3"){
+echo $flag0;
+echo "<br>";
+echo "<br>";
+if (isset($_GET['abc'])){
+	if (!strcasecmp ($_GET['abc'], $flag1)){
+		echo $flag1;
+		echo "<br>";
+		echo "<br>";
+		if (isset ($_GET['def'])){
+			            $def = $_GET['def'];
+                                    $obj = unserialize ($def);
+                                    $obj->flag = $flag2;
+                                    if (hash_equals ($obj->xyz, $obj->flag))
+				    {   echo $flag2;
+				    echo "<br>";
+				    echo "<br>";
+
+				     if(isset($_GET['ghi'])){   class Dogs {
+          				public $obj;
+        				public function __construct(){
+        				$this-> obj = Null;
+        				}
+        				public function __wakeup(){
+    					$this-> end();
+        				}
+        				public function end(){
+        				$this-> obj-> close();
+        				}
+					}
+					class Cats{
+       					public function close(){
+        				system($this-> cmd);
+        				}
+					}
+					$data= unserialize($_GET['ghi']);
+				     }       
+				     else
+					     echo "Aye real vibe killerr!";
+		
+				    }
+
+                 		    else
+                                            echo "Aye real vibe killere!";
+		  }
+
+
+}
+else
+        echo 'Aye real vibe killer';
+}}
+$ffflllaaaggg="inctf{Rc3_n_d0wngr4d35_d0n7_g0_W3Ll:}"
+?>