Women's safety gadgets

Arduino code:

/*

  code started

  women safety system using by gsm

  #defibe push = 2;

  #define rx = tx;

  #define tx = rx;

  code created by technical ideas yt

  https://youtube.com/c/TechnicalidEas07

 */

#include<LiquidCrystal.h>

const int rs = 3, en = 4, d4 = 5, d5 = 6, d6 = 7, d7 = 8;

LiquidCrystal lcd(rs, en, d4, d5, d6, d7);

int state = 0;

const int pin = 2;

void setup()

{

 

  lcd.begin(16,2);

 lcd.setCursor(0, 0);

 lcd.print("INNOVATIVE IDEAS");

 lcd.setCursor(0, 1);

 lcd.print("YouTube");

 delay(3000);

 lcd.clear();

  Serial.begin(9600);

 

}

void loop()

{

  if (digitalRead(pin) == HIGH && state == 0) {

    Serial.print("\r");

    delay(1000);

    Serial.print("AT+CMGF=1\r");

    delay(1000);

    //Replace XXXXXXXXXX to 10 digit mobile number

    Serial.print("AT+CMGS=\"+91XXXXXXX750\"\r");

    delay(1000);

    //The text of the message to be sent.

    Serial.print("Please help me safe me");

      lcd.setCursor(0, 0);

   lcd.print("  Message ");

   lcd.setCursor(0, 1);

   lcd.print("  Sent ");

   delay(3000);

   lcd.clear();

    delay(1000);

    Serial.write(0x1A);

    delay(1000);

    state = 1;

  }

 if (digitalRead(pin) == LOW && state == 1) {

    state = 0;

  }

}