Arduino Paintball Bomb Timer

int left = 3;
int right = 4;

int m = 5;
int tl = 6;
int t = 7;
int tr = 8;
int bl = 9;
int b = 10;
int br = 11;

void setup(){
  pinMode(left,OUTPUT);
  pinMode(right,OUTPUT);

  pinMode(m,OUTPUT);
  pinMode(tl,OUTPUT);
  pinMode(t,OUTPUT);
  pinMode(tr,OUTPUT);
  pinMode(bl,OUTPUT);
  pinMode(b,OUTPUT);
  pinMode(br,OUTPUT);
}

void clean(){
 digitalWrite(left,HIGH);
 digitalWrite(right,HIGH);
 digitalWrite(tl,LOW);
 digitalWrite(t,LOW);
 digitalWrite(tr,LOW);
 digitalWrite(m,LOW);
 digitalWrite(bl,LOW);
 digitalWrite(b,LOW);
 digitalWrite(br,LOW);
}

void leftDisp(){
 digitalWrite(right,HIGH);
 digitalWrite(left,LOW); 
}

void rightDisp(){ 
 digitalWrite(left,HIGH);
 digitalWrite(right,LOW); 
}

void one(){
 digitalWrite(br,HIGH);
 digitalWrite(tr,HIGH);
}

void loop(){
 clean();
 one();
 leftDisp();
 delay(5);
 clean();
 one();
 rightDisp();
 delay(5);
}