const byte red11   = 13; 
const byte blue11  = 12;
const byte green11 = 11;

const byte red12   = 10; 
const byte blue12  = 9;
const byte green12 = 8;

const byte red21   = 7; 
const byte blue21  = 6;
const byte green21 = 5;

const byte red22   = 4; 
const byte blue22  = 3;
const byte green22 = 2;

int but = A0;
int butstate = digitalRead(but);

void setup() {
  pinMode(red11, OUTPUT); 
  pinMode(green11, OUTPUT); 
  pinMode(blue11, OUTPUT);

  pinMode(red12, OUTPUT); 
  pinMode(green12, OUTPUT); 
  pinMode(blue12, OUTPUT); 

  pinMode(red21, OUTPUT); 
  pinMode(green21, OUTPUT); 
  pinMode(blue21, OUTPUT); 

  pinMode(red22, OUTPUT); 
  pinMode(green22, OUTPUT); 
  pinMode(blue22, OUTPUT);

  pinMode(but, INPUT_PULLUP);
}

void loop() {
  // S1
  digitalWrite(green11, LOW);
  digitalWrite(red11, HIGH);
  digitalWrite(blue11, HIGH);

  digitalWrite(green12, LOW);
  digitalWrite(red12, HIGH);
  digitalWrite(blue12, HIGH);

  digitalWrite(green21, HIGH);
  digitalWrite(red21, LOW);
  digitalWrite(blue21, HIGH);

  digitalWrite(green22, HIGH);
  digitalWrite(red22, LOW);
  digitalWrite(blue22, HIGH);

  delay(5000);

  // S2
  digitalWrite(green11, LOW);
  digitalWrite(red11, LOW);
  digitalWrite(blue11, HIGH);

  digitalWrite(green12, LOW);
  digitalWrite(red12, LOW);
  digitalWrite(blue12, HIGH);

  digitalWrite(green21, HIGH);
  digitalWrite(red21, LOW);
  digitalWrite(blue21, HIGH);

  digitalWrite(green22, HIGH);
  digitalWrite(red22, LOW);
  digitalWrite(blue22, HIGH);

  delay(2000);

  // S3
  digitalWrite(green11, HIGH);
  digitalWrite(red11, LOW);
  digitalWrite(blue11, HIGH);

  digitalWrite(green12, HIGH);
  digitalWrite(red12, LOW);
  digitalWrite(blue12, HIGH);

  digitalWrite(green21, LOW);
  digitalWrite(red21, HIGH);
  digitalWrite(blue22, HIGH);

  digitalWrite(green22, LOW);
  digitalWrite(red22, HIGH);
  digitalWrite(blue22, HIGH);

  delay(5000);

  // S4
  digitalWrite(green11, HIGH);
  digitalWrite(red11, LOW);
  digitalWrite(blue11, HIGH);

  digitalWrite(green12, HIGH);
  digitalWrite(red12, LOW);
  digitalWrite(blue12, HIGH);

  digitalWrite(green21, LOW);
  digitalWrite(red21, LOW);
  digitalWrite(blue21, HIGH);

  digitalWrite(green22, LOW);
  digitalWrite(red22, LOW);
  digitalWrite(blue22, HIGH);

  delay(1000);
  delay(1000);
}