int analogPinq = A0; // potentiometer wiper (middle terminal) connected to analog pin 3
int analogPinw = A1;// outside leads to ground and +5V
int val = 0; // variable to store the value read
int vak = 0 ;
int vall = 0; // variable to store the value read
int vakk = 0 ;
int ena = 40;
int IN1 = 39;
int IN2 = 38;
int IN3 = 37;
int IN4 = 36;
int enb = 35;
int a=1;
int b=1;
int i;
void setup()
{
Serial.begin(9600); // setup serial
pinMode(ena,OUTPUT);
pinMode(enb,OUTPUT);
pinMode(IN1,OUTPUT);
pinMode(IN2,OUTPUT);
pinMode(IN3,OUTPUT);
pinMode(IN4,OUTPUT);
digitalWrite(ena,LOW);
digitalWrite(ena,LOW);