#include <LiquidCrystal.h>
LiquidCrystal lcd (7,6,5,4,3,2);

int button=9;
int flag;

int count;
int L1=13;

void setup(){
  lcd.begin(16,2);
  lcd.setCursor(0,0);
  lcd.print("MCA LAB");
  delay(2000);
  lcd.clear();
  pinMode(button,INPUT);
  pinMode(L1,OUTPUT);
  }
  void loop(){
  flag=digitalRead(button);
  if(flag==1){
    count++;
    delay(300);

    if(count==1){
      digitalWrite(L1,HIGH);
      lcd.setCursor(0,1);
      lcd.print("ON");
      delay(3000);
      lcd.clear();
    }
    if(count==2){
      digitalWrite(L1,LOW);
      lcd.setCursor(0,1);
      lcd.print("OFF");
      delay(3000);
      lcd.clear();
      
    }
  }


  }