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#define button 8
#define led2 7
#define led1 5
#define led 6

void setup() {
 pinMode(led,OUTPUT);
 pinMode(led1,OUTPUT);
 pinMode(led2,OUTPUT);
 pinMode(button,INPUT_PULLUP);

}

void loop() {
while(digitalRead(button) == LOW){
  digitalWrite(led2,LOW);
  digitalWrite(led,LOW);
  digitalWrite(led1,LOW);
  delay(1000);
  digitalWrite(led2,HIGH);
  delay(1000);
}
digitalWrite(led2,LOW);
digitalWrite(led1,HIGH);
delay(4000);
digitalWrite(led2,HIGH);
delay(1000);
digitalWrite(led1,LOW);
digitalWrite(led2,LOW);
digitalWrite(led,HIGH);
delay(5000);
digitalWrite(led,LOW);
digitalWrite(led2,HIGH);
delay(1000);
digitalWrite(led2,LOW);

    }