/* Hello Wokwi! */

#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27, 20, 4);



int pb1 = 2;
int led= 13;
boolean flag1 = false;
void setup() {
  
  pinMode(pb1, INPUT);
  pinMode(led, OUTPUT);
}

void loop() {
  if((digitalRead(pb1)==LOW) && (flag1==false)){
    digitalWrite(led, HIGH);
    flag1 = true;
  }
  if((digitalRead(pb1) ==HIGH) && (flag1 == true)){
    digitalWrite(led, LOW);
    flag1= false;
  }
  else
  digitalWrite(pb1, HIGH);
}