int button_s = 0;
int button_ls = 0;
int res;
int bt = 35;

// Define pins for segments
int a = 32, b = 33, c = 25, d = 26, e = 27, f = 14, g = 12;

void setup() {
  pinMode(a, OUTPUT);
  pinMode(b, OUTPUT);
  pinMode(c, OUTPUT);
  pinMode(d, OUTPUT);
  pinMode(e, OUTPUT);
  pinMode(f, OUTPUT);
  pinMode(g, OUTPUT);
  pinMode(bt, INPUT);
  Serial.begin(115200);
}

void loop() {
  button_s = digitalRead(bt);

  if (button_s != button_ls) {
    // Debounce the button
    delay(100);
    button_s = digitalRead(bt);

    if (button_s == HIGH) {
      res = random(1, 7);
      showNumber(res); // Display the number on 7-segment
    }
  }

  button_ls = button_s;
}

void showNumber(int num) {
  // Turn off all segments initially
  digitalWrite(a, HIGH);
  digitalWrite(b, HIGH);
  digitalWrite(c, HIGH);
  digitalWrite(d, HIGH);
  digitalWrite(e, HIGH);
  digitalWrite(f, HIGH);
  digitalWrite(g, HIGH);

  // Turn on segments based on the number
  switch (num) {
    case 1:
      digitalWrite(b, LOW);
      digitalWrite(c, LOW);
      break;
    case 2:
      digitalWrite(a, LOW);
      digitalWrite(b, LOW);
      digitalWrite(d, LOW);
      digitalWrite(e, LOW);
      digitalWrite(g, LOW);
      break;
    case 3:
      digitalWrite(a, LOW);
      digitalWrite(b, LOW);
      digitalWrite(c, LOW);
      digitalWrite(d, LOW);
      digitalWrite(g, LOW);
      break;
    case 4:
      digitalWrite(b, LOW);
      digitalWrite(c, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, LOW);
      break;
    case 5:
      digitalWrite(a, LOW);
      digitalWrite(c, LOW);
      digitalWrite(d, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, LOW);
      break;
    case 6:
      digitalWrite(a, LOW);
      digitalWrite(c, LOW);
      digitalWrite(d, LOW);
      digitalWrite(e, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, LOW);
      break;
  }
}