#include <LiquidCrystal_I2C.h>
LiquidCrystal_I2C lcd(0x27,16,2);

int button1 = 13;
int button2 = 12;
int button3 = 11;
int button4 = 10;

int sbutton1 = 0;
int sbutton2 = 0;
int sbutton3 = 0;
int sbutton4 = 0;
int ytta = 0 ;

void setup() {
 pinMode(button1, INPUT); 
 pinMode(button2, INPUT);
 pinMode(button3, INPUT);
 pinMode(button4, INPUT);
 lcd.begin(16,2);
 lcd.backlight();
 lcd.setCursor(0,0);
 lcd.print("nama: ");
 lcd.setCursor(0,1);
 lcd.print("tanggal lahir: ");
}

void loop() {
  if(sbutton1==HIGH){
     ytta=1;
  }
  else if(sbutton2==HIGH){
    ytta=2;
  }
  else if(sbutton3==HIGH){
    ytta=3;
  }
  else if(sbutton4==HIGH){
    ytta=4;
  }
 if(ytta==1){
  lcd.clear();
  lcd.begin(16,2);
  lcd.backlight();
  lcd.setCursor(0,2);
  lcd.print("m. kevin ramadhan") ;
  lcd.setCursor(2,0);
  lcd.print("17-09-2008") ;
 }
 else if(ytta==2){
  lcd.clear();
  lcd.begin(16,2);
  lcd.backlight();
  lcd.setCursor(0,3);
  lcd.print("nama: kevin") ;
  lcd.setCursor(3,0);
  lcd.print("counter:(36)");
  } // put your main code here, to run repeatedly:

}