#define RED 9
#define BLUE 8
#define GREEN 7
void setup() {
pinMode(12, OUTPUT);
pinMode(10, OUTPUT);
pinMode(11, OUTPUT);
pinMode(9, OUTPUT);
pinMode(8, OUTPUT);
pinMode(7, OUTPUT);
}

void loop() {
digitalWrite(12,1);
digitalWrite(12,0);
delay(1000);
digitalWrite(11,1);
digitalWrite(11,0);
delay(1000);
digitalWrite(10,1);
digitalWrite(10,0);
delay(1000);
digitalWrite(9,1);
digitalWrite(9,0);
delay(1000);
digitalWrite(8,1);
digitalWrite(8,0);
delay(1000);
digitalWrite(7,1);
digitalWrite(7,0);
delay(1000);
}