#define a 2
#define b 3
#define c 4
#define d 5
#define e 6
#define f 7
#define g 8
#define T1 9
#define T2 10
#define T3 11
#define T4 12
#define T5 13
#define T6 A2
#define T7 A1

void setup() {
  // put your setup code here, to run once:
  pinMode(a,OUTPUT);
  pinMode(b,OUTPUT);
  pinMode(c,OUTPUT);
  pinMode(d,OUTPUT);
  pinMode(e,OUTPUT);
  pinMode(f,OUTPUT);
  pinMode(g,OUTPUT);
  pinMode(T1,OUTPUT);
  pinMode(T2,OUTPUT);
  pinMode(T3,OUTPUT);
  pinMode(T4,OUTPUT);
  pinMode(T5,OUTPUT);
  pinMode(T6,OUTPUT);
  pinMode(T7,OUTPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  for (int cont=0; cont<=9;cont++)
  {
   Serial.print(cont); 
   switch(cont){
      case 0:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, HIGH);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, LOW);
      break;

      case 1:
      digitalWrite(T1, LOW);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, LOW);
      digitalWrite(T5, LOW);
      digitalWrite(T6, LOW);
      digitalWrite(T7, LOW);
      break;

      case 2:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, LOW);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, HIGH);
      digitalWrite(T6, LOW);
      digitalWrite(T7, HIGH);
      break;    

      case 3:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, LOW);
      digitalWrite(T6, LOW);
      digitalWrite(T7, HIGH);
      break;    
      
      case 4:
      digitalWrite(T1, LOW);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, LOW);
      digitalWrite(T5, LOW);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, HIGH);
      break;    
      
      case 5:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, LOW);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, LOW);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, HIGH);
      break;    
      
      case 6:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, LOW);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, HIGH);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, HIGH);
      break;    
      
      case 7:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, LOW);
      digitalWrite(T5, LOW);
      digitalWrite(T6, LOW);
      digitalWrite(T7, LOW);
      break; 

      case 8:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, HIGH);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, HIGH);
      break;    
      
      case 9:
      digitalWrite(T1, HIGH);
      digitalWrite(T2, HIGH);
      digitalWrite(T3, HIGH);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, LOW);
      digitalWrite(T6, HIGH);
      digitalWrite(T7, HIGH);
      break;   
      
      default: 
      digitalWrite(T1, HIGH);
      digitalWrite(T2, LOW);
      digitalWrite(T3, LOW);
      digitalWrite(T4, HIGH);
      digitalWrite(T5, LOW);
      digitalWrite(T6, LOW);
      digitalWrite(T7, HIGH);
    }
   for(int i=0;i<=9;i++)
   {
    Serial.println(i);
    switch(i){
      case 0:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, HIGH);
      digitalWrite(f, HIGH);
      digitalWrite(g, LOW);
      delay(1000);
      break;

      case 1:
      digitalWrite(a, LOW);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, LOW);
      digitalWrite(e, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, LOW);
      delay(1000);
      break;

      case 2:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, LOW);
      digitalWrite(d, HIGH);
      digitalWrite(e, HIGH);
      digitalWrite(f, LOW);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    

      case 3:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    
      
      case 4:
      digitalWrite(a, LOW);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, LOW);
      digitalWrite(e, LOW);
      digitalWrite(f, HIGH);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    
      
      case 5:
      digitalWrite(a, HIGH);
      digitalWrite(b, LOW);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, LOW);
      digitalWrite(f, HIGH);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    
      
      case 6:
      digitalWrite(a, HIGH);
      digitalWrite(b, LOW);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, HIGH);
      digitalWrite(f, HIGH);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    
      
      case 7:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, LOW);
      digitalWrite(e, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, LOW);
      delay(1000);
      break; 

      case 8:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, HIGH);
      digitalWrite(f, HIGH);
      digitalWrite(g, HIGH);
      delay(1000);
      break;    
      
      case 9:
      digitalWrite(a, HIGH);
      digitalWrite(b, HIGH);
      digitalWrite(c, HIGH);
      digitalWrite(d, HIGH);
      digitalWrite(e, LOW);
      digitalWrite(f, HIGH);
      digitalWrite(g, HIGH);
      delay(1000);
      break;   
      
      default: 
      digitalWrite(a, HIGH);
      digitalWrite(b, LOW);
      digitalWrite(c, LOW);
      digitalWrite(d, HIGH);
      digitalWrite(e, LOW);
      digitalWrite(f, LOW);
      digitalWrite(g, HIGH);
      delay(1000);
    }
   }
  } 
}