#define ledh 2
#define ledk 3
#define ledm 4
#define tombol 6

int status;

void setup() 
{
  pinMode(ledh,   OUTPUT);
  pinMode(ledk,   OUTPUT);
  pinMode(ledm,   OUTPUT);
  pinMode(tombol, INPUT_PULLUP);
}

void loop() 
{
  status = digitalRead(tombol);
  if(status == 0)
  {
    digitalWrite(ledh, 1);
    digitalWrite(ledk, 0);
    digitalWrite(ledm, 0);
    delay(1000);
    digitalWrite(ledh, 0);
    digitalWrite(ledk, 1);
    digitalWrite(ledm, 0);
    delay(1000);
    digitalWrite(ledh, 0);
    digitalWrite(ledk, 0);
    digitalWrite(ledm, 1);
    delay(3000);
  }
  else
  {
    digitalWrite(ledh, 1);
    digitalWrite(ledk, 0);
    digitalWrite(ledm, 0);
  }
}