int pinA = 5;
int pinB = 6;
int pinC = 9;
int pinD = 8;
int pinE = 7;
int pinF = 3;
int pinG = 2;
int i = 0;
int j = 0;
int Arduino_Pins[7] = {pinA, pinB, pinC, pinD, pinE, pinF, pinG};
int Segment_Pins[16][7] = {{1, 1, 1, 1, 1, 1, 0}, // 0
                           {0, 1, 1, 0, 0, 0, 0}, // 1
                           {1, 1, 0, 1, 1, 0, 1}, // 2
                           {1, 1, 1, 1, 0, 0, 1}, // 3
                           {0, 1, 1, 0, 0, 1, 1}, // 4
                           {1, 0, 1, 1, 0, 1, 1}, // 5
                           {1, 0, 1, 1, 1, 1, 1}, // 6
                           {1, 1, 1, 0, 0, 0, 0}, // 7
                           {1, 1, 1, 1, 1, 1, 1}, // 8
                           {1, 1, 1, 1, 0, 1, 1}, // 9


                           {1, 1, 1, 0, 1, 1, 1},  // A
                           {1, 1, 1, 1, 1, 1, 1},  // B
                           {1, 0, 0, 1, 1, 1, 0}, // C
                           {0, 1, 1, 1, 1, 0, 1},  // D
                           {1, 0, 0, 1, 1, 1, 1}, // E
                           {1, 0, 0, 0, 1, 1, 1},  // F


};

void setup() {
  // put your setup code here, to run once:
  pinMode(pinA, OUTPUT);
  pinMode(pinB, OUTPUT);
  pinMode(pinC, OUTPUT);
  pinMode(pinD, OUTPUT);
  pinMode(pinE, OUTPUT);
  pinMode(pinF, OUTPUT);
  pinMode(pinG, OUTPUT);
  pinMode(12, INPUT_PULLUP);
}

void loop() {
  
   for (j = 0; j<7; j++)
  {
    digitalWrite(Arduino_Pins[j], Segment_Pins[i][j]);
  }

  if(digitalRead(12)==0)
  {
    while(digitalRead(12)==0)
    {
      
    }
    i++; 
  }
  if(i == 16)
  {
    i = 0;
  }
  delay(100);
}