const int numButtons = 7;     
const int mainButtonPin = 8;  
const int greenLedPin = 13;   
const int redLedPin = 12;     
int buttonPins[numButtons] = {2, 3, 4, 5, 6, 7};  
int buttonStates[numButtons];  
int mainButtonState = LOW;     
int lastMainButtonState = LOW;
int voteCount = 0;

void setup() {
  pinMode(mainButtonPin, INPUT);
  pinMode(greenLedPin, OUTPUT);
  pinMode(redLedPin, OUTPUT);

  for (int i = 0; i < numButtons; i++) {
    pinMode(buttonPins[i], INPUT);
    buttonStates[i] = LOW;
  }
}

void loop() {
  mainButtonState = digitalRead(mainButtonPin);

  if (mainButtonState == HIGH && lastMainButtonState == LOW) {
    
    voteCount = 0;

    for (int i = 0; i < numButtons; i++) {
      buttonStates[i] = digitalRead(buttonPins[i]);
      if (buttonStates[i] == HIGH) {
        voteCount++;
      }
    }

    
    if (voteCount > numButtons / 2) {
      digitalWrite(greenLedPin, HIGH);  
      digitalWrite(redLedPin, LOW);      
    } else {
      digitalWrite(greenLedPin, LOW);   
      digitalWrite(redLedPin, HIGH);     
    }
  }

  lastMainButtonState = mainButtonState;
}