int state;
int state2;
void setup(){
  Serial.begin(115200);
  pinMode(13,INPUT);
  pinMode(12,INPUT);
  pinMode(21,OUTPUT);
  pinMode(2,OUTPUT);

}

void loop() {
  state=digitalRead(12);
  if(state == 1)
  digitalWrite(2, HIGH);
  else
  digitalWrite(2, LOW);

  state2=digitalRead(13);
  if(state2 == 1)
  digitalWrite(21, HIGH);
  else
  digitalWrite(21,LOW);
}