#define A 0
#define B 1
#define C 2
#define D 3
#define E 4
#define F 5
#define G 6
int NUT = 0;
void setup(){
for (int i=0;i<=9;i++){
pinMode (i,OUTPUT);
}

}

void loop(){
  switch (NUT)
  {
   case 9:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(F,0);
  digitalWrite(G,1);
  break ;

  case 8:
  digitalWrite(A,1);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(F,1);
  digitalWrite(G,1);
  break ;

  case 7:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,1);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(F,1);
  digitalWrite(G,0);
  break ;

  case 6:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,1);
  digitalWrite(F,1);
  digitalWrite(G,0);
  break ;

  case 5:
  digitalWrite(A,1);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(F,0);
  digitalWrite(G,0);
  break ;

  case 4:
  digitalWrite(A,0);
  digitalWrite(B,1);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,1);
  digitalWrite(F,0);
  digitalWrite(G,0);
  break ;

  case 3:
  digitalWrite(A,0);
  digitalWrite(B,1);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(F,0);
  digitalWrite(G,0);
  break ;

  case 2:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(F,1);
  digitalWrite(G,1);
  break ;
  
  case 1:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(F,0);
  digitalWrite(G,0);
  break ;
  
  case 0:
  digitalWrite(A,0);
  digitalWrite(B,0);
  digitalWrite(C,0);
  digitalWrite(D,0);
  digitalWrite(E,1);
  digitalWrite(F,0);
  digitalWrite(G,0);
  break ;
  break ;
  


  }
  if (NUT<10){
    NUT++;
    delay(1000);
  }
  if (NUT==10)
  {
    NUT = 0;
    delay(0);
  }
}