diff --git a/autonomousCar/autonomousCar.ino b/autonomousCar/autonomousCar.ino
index 37c1700..41d19f3 100644
--- a/autonomousCar/autonomousCar.ino
+++ b/autonomousCar/autonomousCar.ino
@@ -53,6 +53,7 @@
 
 /*Definition for turn time*/
 #define TURN_TIME 800
+#define FORWARD_STEP 200
 
 /*
  * -------------------------------------------------------
@@ -257,9 +258,9 @@ void moveCar(){
 
 void park(int parkingNo) {
   int row = (parkingNo / 2) + 1;
-  int side = (parking % 2)  //If side is 1 then the parking is to right
+  int side = (parkingNo % 2);  //If side is 1 then the parking is to right
                             // else if is 0 the parking is to left.
-  distance= getDistance(); //take the distance from ultrasonic sensor
+  distance = getDistance(); //take the distance from ultrasonic sensor
   
   while (row > 1) {
     absolute(255);
@@ -273,6 +274,7 @@ void park(int parkingNo) {
   //Check the side value to turn.
   if (side == 1) {
     turnRight(255);
+  }
   else {
     turnLeft(255);
   }
@@ -291,6 +293,9 @@ void park(int parkingNo) {
 int Serial_Input()
 {
     int number;
+    Serial.flush();
+    while(!Serial.available()) ;
+    
     if (Serial.available() > 0) {
 		number = Serial.parseInt();
 		while (number <= 0) {
@@ -316,7 +321,6 @@ void loop() {
   //Serial.print("Distance: ");
   //Serial.println(distance);
   // Read serial input:
-  
   park(Serial_Input());
   //delay(1000);
 //  if (distance <15) {