#include <Wire.h>
#include <LiquidCrystal_I2C.h>
int i;
LiquidCrystal_I2C lcd(0x27, 20, 4);
void setup() {
  // put your setup code here, to run once:
  Serial.begin(9600);
  Serial.print("bruh");
  lcd.init();                   
  lcd.clear();
  lcd.backlight();
  // for (int i = 0; i < 9; i++) {
  //   pinMode(segPin[i], OUTPUT);
  //   digitalWrite(segPin[i], HIGH);

  // }
}
void loop() {
  if (Serial.available() > 0) {
    String data = Serial.readString();
    lcd.clear();
    // int num = data.toInt();
    // display(num);
    if (data == "0\n") lcd.print("0");
    if (data == "1\n") lcd.print("1");
    if (data == "2\n") lcd.print("2");
    if (data == "3\n") lcd.print("3");
    if (data == "4\n") lcd.print("4");
    if (data == "5\n") lcd.print("5");
    if (data == "6\n") lcd.print("6");
    if (data == "7\n") lcd.print("7");
    if (data == "8\n") lcd.print("8");
    if (data == "9\n") lcd.print("9");

  }
  delay(1000);
}