void setup() {
  pinMode(12, INPUT_PULLUP);
  pinMode(13, INPUT_PULLUP);
  pinMode(14, INPUT_PULLUP);
  pinMode(25, INPUT_PULLUP);
  pinMode(26, INPUT_PULLUP);
  pinMode(0,OUTPUT);
  pinMode(2,OUTPUT);
  pinMode(16,OUTPUT) ;
  pinMode(18,OUTPUT);
}
void loop() {
 if(digitalRead(26)==LOW){digitalWrite(0,HIGH);}
 if(digitalRead(25)==LOW){digitalWrite(2,HIGH);}
 if(digitalRead(14)==LOW){digitalWrite(16,HIGH);}
 if(digitalRead(13)==LOW){digitalWrite(18,HIGH);}
 if(digitalRead(12)==LOW){digitalWrite(0, LOW);}
 if(digitalRead(12)==LOW){digitalWrite(2, LOW);}
 if(digitalRead(12)==LOW){digitalWrite(16,LOW);}
 if(digitalRead(12)==LOW){digitalWrite(18,LOW);}
}