int ledm= 8 ;
int ledd= 9 ;
void setup() {
  pinMode(ledm, OUTPUT);
  pinMode(ledd, OUTPUT);
}

void loop() {
  digitalWrite(ledm, HIGH);
  delay(1000);
  digitalWrite(ledd, HIGH);
  delay(1000);
  digitalWrite(ledm, LOW);
  delay(1000);
  digitalWrite(ledd, LOW);
delay(1000);
}