const int A = 0;
const int B = 1;
const int C = 2;
const int D = 3;
const int E = 4;
const int f = 5;
const int G = 6;
const int DP = 7;

void setup() 
{
   pinMode(A, OUTPUT);
    pinMode(B, OUTPUT);
    pinMode(C, OUTPUT);
    pinMode(D, OUTPUT);
    pinMode(E, OUTPUT);
    pinMode(f, OUTPUT);
    pinMode(G, OUTPUT);
    pinMode(DP, OUTPUT); 
}


void one()
{
  digitalWrite(A,0);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(f,0);
  digitalWrite(G,0);
  digitalWrite(DP,0);
}
void two()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,0);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(f,0);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void three()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,0);
  digitalWrite(f,0);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void four()
{
  digitalWrite(A,0);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(f,1);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void five()
{
  digitalWrite(A,1);
  digitalWrite(B,0);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,0);
  digitalWrite(f,1);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void six()
{
  digitalWrite(A,1);
  digitalWrite(B,0);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(f,1);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void seven()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,0);
  digitalWrite(E,0);
  digitalWrite(f,0);
  digitalWrite(G,0);
  digitalWrite(DP,0);
}
void eight()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(f,1);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void nine()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,0);
  digitalWrite(f,1);
  digitalWrite(G,1);
  digitalWrite(DP,0);
}
void zero()
{
  digitalWrite(A,1);
  digitalWrite(B,1);
  digitalWrite(C,1);
  digitalWrite(D,1);
  digitalWrite(E,1);
  digitalWrite(f,1);
  digitalWrite(G,0);
  digitalWrite(DP,0);
}
void loop()
{
zero();
one();
two();
three();
four();
five();
six();
seven();
eight();
nine();
}