const int segmentA = 3;
const int segmentB = 2;
const int segmentG = 5;
const int segmentF = 4;
const int segmentC = 8;
const int segmentD = 9;
const int segmentE = 10;

void setup() {
  pinMode(segmentA, OUTPUT);
  pinMode(segmentB, OUTPUT);
  pinMode(segmentG, OUTPUT);
  pinMode(segmentF, OUTPUT);
  pinMode(segmentC, OUTPUT);
  pinMode(segmentD, OUTPUT);
  pinMode(segmentE, OUTPUT);
}

void loop() {
  // 0
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, LOW);
  digitalWrite(segmentE, HIGH);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 1
  digitalWrite(segmentF, LOW);
  digitalWrite(segmentA, LOW);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, LOW);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, LOW);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 2
  digitalWrite(segmentF, LOW);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, HIGH);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, LOW);
  delay(1000);

  // 3
  digitalWrite(segmentF, LOW);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 4
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, LOW);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, LOW);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 5
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, LOW);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 6
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, LOW);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, HIGH);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 7
  digitalWrite(segmentF, LOW);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, LOW);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, LOW);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 8
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, HIGH);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);

  // 9
  digitalWrite(segmentF, HIGH);
  digitalWrite(segmentA, HIGH);
  digitalWrite(segmentB, HIGH);
  digitalWrite(segmentG, HIGH);
  digitalWrite(segmentE, LOW);
  digitalWrite(segmentD, HIGH);
  digitalWrite(segmentC, HIGH);
  delay(1000);
}