#include <IRremote.hpp>
#define IR_RECEIVE_PIN 10

int relayPinB = 3;
int relayPinG = 4;
int relayPinR = 5;
int key;
int state;
int state1;
int state2;

void setup() {
  
IrReceiver.begin(IR_RECEIVE_PIN);
Serial.begin(9600);
pinMode(relayPinB, OUTPUT);
pinMode(relayPinR, OUTPUT);
pinMode(relayPinG, OUTPUT);

}

void loop() {

  if (IrReceiver.decode()) {
Serial.println(IrReceiver.decodedIRData.command);
key = IrReceiver.decodedIRData.command;

if ((key == 48) && (state == 0)){
  digitalWrite(relayPinR, HIGH);
  state = 1;
}
else if ((key == 48) && (state == 1)){
  digitalWrite(relayPinR, LOW);
  state = 0;
}

if ((key == 24) && (state2 == 0)){
  digitalWrite(relayPinG, HIGH);
  state2 = 1;
}
else if ((key == 24) && (state2 == 1)){
  digitalWrite(relayPinG, LOW);
  state2 = 0;
}

if ((key == 122) && (state1 == 0)){
  digitalWrite(relayPinB, HIGH);
  state1 = 1;
}
else if ((key == 122) && (state1 == 1)){
  digitalWrite(relayPinB, LOW);
  state1 = 0;
}


IrReceiver.resume();
  }

}