int redPin=4;
int bluePin2=3;
int greenPin3=5;
int pinkPin4=4;
int orangePin5=2;
int yellowPin6=6;
int purple=7;



void setup() {
  // put your setup code here, to run once:
pinMode(redPin, OUTPUT);
pinMode(bluePin2, OUTPUT);
pinMode(greenPin3, OUTPUT);
pinMode(pinkPin4, OUTPUT);
pinMode(orangePin5, OUTPUT);
pinMode(yellowPin6, OUTPUT);
pinMode(purple, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(redPin, HIGH);
digitalWrite(bluePin2, HIGH);
digitalWrite(pinkPin4, HIGH);
delay(500);


digitalWrite(orangePin5, HIGH);
digitalWrite(yellowPin6, HIGH);
digitalWrite(greenPin3, HIGH);
digitalWrite(purple, HIGH);

delay(500);

digitalWrite(redPin, LOW);
digitalWrite(bluePin2, LOW);
digitalWrite(pinkPin4, LOW);

delay(500);

digitalWrite(orangePin5, LOW);
digitalWrite(yellowPin6, LOW);
digitalWrite(greenPin3, LOW);
digitalWrite(purple, LOW);

// digitalWrite(pinkPin4, HIGH);
// digitalWrite(orangePin5,HIGH);
// digitalWrite(yellowPin6, HIGH);
delay(1000);
}