int left1,left2,left3,right1,right2,right3;
int cars_in_left_lane = 0,cars_in_right_lane = 0;
#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 16, 2);
void setup() {
  // put your setup code here, to run once:
  lcd.backlight();
  lcd.init();
  
  Serial.begin(9600);
  pinMode(12,INPUT);
  pinMode(14,INPUT);
  pinMode(27,INPUT);
  pinMode(2,INPUT);
  pinMode(15,INPUT);
  pinMode(4,INPUT);
  pinMode(26,OUTPUT);
  pinMode(23,OUTPUT);
}

void loop() {
  left1=digitalRead(12);
  left2=digitalRead(14);
  left3=digitalRead(27);
  right1=digitalRead(2);
  right2=digitalRead(15);
  right3=digitalRead(4);
  delay(1000);
  Serial.println(left1);
  Serial.println(left2);
  Serial.println(left3);
  Serial.println(right1);
  Serial.println(right2);
  Serial.println(right3);

  if(left1==1 || left2==1 || left3==1){
    cars_in_left_lane=cars_in_left_lane + 1;
    Serial.println(cars_in_left_lane);
    lcd.setCursor(1, 0);
    lcd.print(cars_in_left_lane);
    

  }
  if(right1==1 || right2==1 || right3==1){
    cars_in_right_lane = cars_in_right_lane + 1;
    Serial.println(cars_in_right_lane);
    lcd.setCursor(14, 0);
    lcd.print(cars_in_right_lane);
    

  }
  if(cars_in_left_lane > cars_in_right_lane && cars_in_left_lane >5){
    digitalWrite(23,HIGH);
    lcd.setCursor(0, 1);
    lcd.print("moving right");


  }
  if(cars_in_right_lane > cars_in_left_lane && cars_in_right_lane >5){
    digitalWrite(26, HIGH);
    lcd.setCursor(0, 1);
    lcd.print("moving left");

  }
  






  
}