const int button1 = 5;
int button1State = 0;
const int button2 = 6;
int button2State = 0;

const int ledR = 13;
const int ledG = 12;
const int ledB = 11;
const int ledY = 10;

void setup() {
  // put your setup code here, to run once:
  pinMode(button1, INPUT);
  pinMode(button2, INPUT);

  pinMode(ledR, OUTPUT);
  pinMode(ledG, OUTPUT);
  pinMode(ledB, OUTPUT);
  pinMode(ledY, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  button1State = digitalRead(button1);
  button2State = digitalRead(button2);

  Serial.print("button1State: ");
  Serial.print(button1State);
  Serial.print(" button2State: ");
  Serial.println(button2State);

  if (button1State == HIGH) {
    seqblink();
    Serial.print("button 1 has been pressed: ");
    Serial.println(button1State);
  } else if (button2State == HIGH) {
    knilbqes();
    Serial.print("button 2 has been pressed: ");
    Serial.println(button2State);
  }
}

void seqblink() {
  Serial.println("seqblink()");
  for(int num=0; num<10; num++) {
      digitalWrite(ledR, HIGH);
      delay(125);
      digitalWrite(ledG, HIGH);
      delay(125);
      digitalWrite(ledB, HIGH);
      delay(125);
      digitalWrite(ledY, HIGH);
      delay(125);
      digitalWrite(ledR, LOW);
      digitalWrite(ledG, LOW);
      digitalWrite(ledB, LOW);
      digitalWrite(ledY, LOW);
  }
}

void knilbqes() {
  Serial.println("knilbqes()");
  for(int num=0; num<10; num++) {
      digitalWrite(ledY, HIGH);
      delay(125);
      digitalWrite(ledB, HIGH);
      delay(125);
      digitalWrite(ledG, HIGH);
      delay(125);
      digitalWrite(ledR, HIGH);
      delay(125);
      digitalWrite(ledR, LOW);
      digitalWrite(ledG, LOW);
      digitalWrite(ledB, LOW);
      digitalWrite(ledY, LOW);
  }
}