#include <LiquidCrystal.h>
LiquidCrystal lcd(12,11,10,9,8,7);

bool test = true;
bool test1 = true;
bool test2 = true;

void setup() 
{
  lcd.begin(16,2);
  pinMode(4, INPUT);
  digitalWrite(4, HIGH);
  pinMode(5, INPUT);
  digitalWrite(5, HIGH);
  pinMode(6, INPUT);
  digitalWrite(6, HIGH); 
  lcd.print("R=0 G=0 B=0");
  attachInterrupt(digitalPinToInterrupt(2), prerusenie, FALLING);

  int R = 0;
  int G = 0;
  int B = 0; 

  

}

void loop() 
{
  if(digitalRead(4) == LOW && test == true)
  {
    R = 1;
    lcd.setCursor(0,0);
    lcd.print("R=1");
    test = false;
  }
  else if(digitalRead(5) == LOW && test1 == true)
  {
    G = 1;
    lcd.setCursor(4,0);
    lcd.print("G=1");
    test1 = false;
  }
  else if(digitalRead(6) == LOW && test2 == true)
  {
    B = 1;
    lcd.setCursor(8,0);
    lcd.print("B=1");
    test2 = false;
  }
  void prerusenie()
  {
    lcd.setCursor(0,1);
    if(B=1 && G=1)
    {
      lcd.print("tirkisova");
    }
  }

 
 
  

}