Flash 7 Segment

byte outputPins[] = {3,4,5,6,7,8,9};
byte currentValue = 0;

//byte lookupTable[] = {}

void setup(){
    for(byte a = 0; a < 7; a++){
        pinMode(outputPins[a],OUTPUT);
    }
}

void loop(){
    for(byte a = 0; a < 7; a++){
        digitalWrite(outputPins[a],HIGH);
    }

    delay(1000);

    for(byte a = 0; a < 7; a++){
        digitalWrite(outputPins[a],LOW);
    }

    delay(1000);
}