#define R1 2
#define R2 3
#define R3 4
#define B1 5
#define B2 6
#define B3 7
#define ON 1
#define OFF 0
#define DELAI 500
#define v 80

void setup() {
 pinMode(R1, OFF);
 pinMode(R2, OFF);
 pinMode(R3, OFF);
 pinMode(B1, OFF);
 pinMode(B2, OFF);
 pinMode(B3, OFF);
}

void loop() {
 digitalWrite(R3, ON);
 delay(v);
 digitalWrite(R3, OFF);
 digitalWrite(R2, ON);
 delay(v);
 digitalWrite(R2, OFF);
 digitalWrite(R1, ON);
 delay(v);
 digitalWrite(R1, OFF);

  digitalWrite(B3, ON);
 delay(v);
 digitalWrite(B3, OFF);
 digitalWrite(B2, ON);
 delay(v);
 digitalWrite(B2, OFF);
 digitalWrite(B1, ON);
 delay(v);
 digitalWrite(B1, OFF);

 digitalWrite(B1, ON);
 delay(v);
 digitalWrite(B1, OFF);
 digitalWrite(B2, ON);
 delay(v);
 digitalWrite(B2, OFF);
 digitalWrite(B3, ON);
 delay(v);
 digitalWrite(B3, OFF);

  digitalWrite(R1, ON);
 delay(v);
 digitalWrite(R1, OFF);
 digitalWrite(R2, ON);
 delay(v);
 digitalWrite(R2, OFF);
 digitalWrite(R3, ON);
 delay(v);
 digitalWrite(R3, OFF);
}