int a[8]={13,12,14,27,26,25,33,32};
int i=0;
int k=0;
void setup() {
  // put your setup code here, to run once:
   pinMode(a[0], OUTPUT);
   pinMode(a[1], OUTPUT);
   pinMode(a[2], OUTPUT);
   pinMode(a[3], OUTPUT);
   pinMode(a[4], OUTPUT);
   pinMode(a[5], OUTPUT);
   pinMode(a[6], OUTPUT);
   pinMode(a[7], OUTPUT);
   pinMode(5, OUTPUT);
   pinMode(4, OUTPUT);
   pinMode(2, OUTPUT);
}
void one(){
    digitalWrite(a[0], HIGH);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], HIGH);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], HIGH);
    digitalWrite(a[6], HIGH);
    digitalWrite(a[7], HIGH);
}
void two(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], HIGH);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], LOW);
    digitalWrite(a[5], HIGH);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void three(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], HIGH);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void four(){
    digitalWrite(a[0], HIGH);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], HIGH);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void five(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], HIGH);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void six(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], HIGH);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], LOW);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void seven(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], HIGH);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], HIGH);
    digitalWrite(a[6], HIGH);
    digitalWrite(a[7], HIGH);
}
void eight(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], LOW);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void nine(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], HIGH);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], LOW);
    digitalWrite(a[7], HIGH);
}
void zero(){
    digitalWrite(a[0], LOW);
    digitalWrite(a[1], LOW);
    digitalWrite(a[2], LOW);
    digitalWrite(a[3], LOW);
    digitalWrite(a[4], LOW);
    digitalWrite(a[5], LOW);
    digitalWrite(a[6], HIGH);
    digitalWrite(a[7], HIGH);
}
void dot(){
    digitalWrite(a[0], HIGH);
    digitalWrite(a[1], HIGH);
    digitalWrite(a[2], HIGH);
    digitalWrite(a[3], HIGH);
    digitalWrite(a[4], HIGH);
    digitalWrite(a[5], HIGH);
    digitalWrite(a[6], HIGH);
    digitalWrite(a[7], LOW);
}
void blink(){
        digitalWrite(2, HIGH);
    digitalWrite(4, LOW);
    digitalWrite(5,LOW);
      delay(500)
        digitalWrite(2, LOW);
    digitalWrite(4, HIGH);
    digitalWrite(5,LOW);
     delay(500)

     digitalWrite(2, LOW);
    digitalWrite(4, LOW);
    digitalWrite(5,HIGH);
    delay(500)
}
void loop() {
if(i==0){
    zero();
    blink();
}

if(i==1){
    one();
    blink();
}
if(i==2){
    two();
    blink();
}
if(i==3){
    three();
    blink();
}
if(i==4){
    four();
    blink();
}
if(i==5){
     five();
     digitalWrite(4, HIGH);
      digitalWrite(2, LOW);
       digitalWrite(5, LOW);
 }
 if(i==6){
     six();
     digitalWrite(4, HIGH);
 }
 if(i==7){
      seven();
     digitalWrite(4, HIGH);
 }
 if(i==8){
        eight();
     digitalWrite(4, HIGH);
 }
  if(i==9){
        nine();
     digitalWrite(4, HIGH);
 }
 i++;
 delay(1000);
 if(i==10){
     i=0;
 }
}