const int led1 = 13;
const int led2 = 12;
const int led3 = 11;
const int led4 = 10;
const int led5 = 9;
const int led6 = 8;
const int led7 =5;
const int but = 6;
int butst = 0;
int lstbt = 0;

void setup() {
  pinMode(led1, OUTPUT);
  pinMode(led2, OUTPUT);
  pinMode(led3, OUTPUT);
  pinMode(led4, OUTPUT);
  pinMode(led5, OUTPUT);
  pinMode(led6, OUTPUT);
  pinMode(led7, OUTPUT);
  pinMode(but, INPUT);
  Serial.begin(9600);
}

void loop() {
  butst = !lstbt;
  if (digitalRead(but) == HIGH) {

    delay(200);
    int dice = random(1, 7);
    Serial.println(dice);
    turnOnleds(dice);
  }
}

void turnOffleds() {
  digitalWrite(led1, HIGH);
  digitalWrite(led2, HIGH);
  digitalWrite(led3, HIGH);
  digitalWrite(led4, HIGH);
  digitalWrite(led5, HIGH);
  digitalWrite(led6, HIGH);
  digitalWrite(led7, HIGH);
}

void turnOnleds(int num) {
  turnOffleds();
  switch (num) {
    case 1:
      digitalWrite(led2, LOW);
      digitalWrite(led3,LOW);
      break;
    case 2:
      digitalWrite(led1, LOW);
      digitalWrite(led2, LOW);
      digitalWrite(led4, LOW);
      digitalWrite(led5, LOW);
      digitalWrite(led7, LOW);
      break;
    case 3:
      digitalWrite(led1, LOW);
      digitalWrite(led2, LOW);
      digitalWrite(led3, LOW);
      digitalWrite(led4, LOW);
      digitalWrite(led7, LOW);
      break;
    case 4:
      digitalWrite(led2, LOW);
      digitalWrite(led3, LOW);
      digitalWrite(led6, LOW);
      digitalWrite(led7, LOW);
      break;
    case 5:
      digitalWrite(led1, LOW);
      digitalWrite(led3, LOW);
      digitalWrite(led4, LOW);
      digitalWrite(led6, LOW);
      digitalWrite(led7, LOW);
      break;
    case 6:
      digitalWrite(led1, LOW);
      digitalWrite(led3, LOW);
      digitalWrite(led4, LOW);
      digitalWrite(led5, LOW);
      digitalWrite(led6, LOW);
      digitalWrite(led7, LOW);
      break;
  }
}