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

int s1=7;
int s1value;
int s2=6;
int s2value;
int s3=5;
int s3value;

int led1=10;
int led2=9;
int led3=8;



void setup() {
Serial.begin(9600);
 pinMode(led1, OUTPUT);
 pinMode(led2, OUTPUT);
 pinMode(led3, OUTPUT);
 

 pinMode(s1, INPUT);
 pinMode(s2, INPUT);
 pinMode(s3, INPUT);

  lcd.init();
  lcd.backlight();

}

void loop() {

  s1value=digitalRead(s1);
  Serial.println(s1value);
  s2value=digitalRead(s2);
  Serial.println(s2value);
  s3value=digitalRead(s3);
  Serial.println(s3value);



  if(s1value==1){
    digitalWrite(led1,1);
    digitalWrite(led2,0);
    digitalWrite(led3,0);
    lcd.setCursor(4,0);
    lcd.print("Mode1");
    lcd.setCursor(0,6);
    lcd.print("LED1");
 }
  if(s2value==1){
    digitalWrite(led1,1);
    digitalWrite(led2,1);
    digitalWrite(led3,0);
    lcd.setCursor(2,0);
    lcd.print(" mode2 ");
    lcd.setCursor(0,6);
    lcd.print("LED2");
 }
  if(s3value==1){
  digitalWrite(led1,1);
  digitalWrite(led2,1);
  digitalWrite(led3,1);
    lcd.clear();
    lcd.setCursor(4,0);
    lcd.print("Mode3");
    lcd.setCursor(0,6);
    lcd.print("LED3");
   
 }


}