int led1=2;
int led2=1;
int button=3;
int statusbutton=0;
void setup() {
pinMode(led1, OUTPUT); 
pinMode(led2, OUTPUT);// put your setup code here, to run once:
pinMode(button, INPUT);
}
void loop() {
statusbutton=digitalRead(button); // put your main code here, to run repeatedly:
if(statusbutton==1){
  digitalWrite(2, HIGH);
  delay(250);
  digitalWrite(2,LOW);
  delay(250);
  digitalWrite(1,HIGH);
  delay(250);
  digitalWrite(1, LOW);
  delay(250);}
else{digitalWrite(2, LOW);
digitalWrite(1, LOW);}
}