const int btnPin[]={2,3};
const int ledPin[]={5,4};
int btnPullup;
int btnPulldown;


void setup() {
  pinMode(ledPin[0], OUTPUT);
  pinMode(ledPin[1], OUTPUT);
  pinMode(btnPin[0], INPUT_PULLUP);
  pinMode(btnPin[1], INPUT);
}

void loop() {
  btnPullup = digitalRead(btnPin[0]);
  btnPulldown = digitalRead(btnPin[1]);

  if(btnPullup == 1){
    digitalWrite(ledPin[1], HIGH);
  }else{
    digitalWrite(ledPin[1], LOW);
  }

  if(btnPulldown == 1){
    digitalWrite(ledPin[0], HIGH);
  }else{
    digitalWrite(ledPin[0], LOW);
  }
  delay(200);
}