I_LOVE_U.c

int segA = 9; // top
int segB = 8; // right-top
int segC = 7; // middle
int segD = 6; // left-top
int segE = 5; // left-bottom
int segF = 4; // bottom
int segG = 3; // right-bottom

const int MY_PINS[8] = {
  segA, segB, segC, segD, segE, segF, segG,
};

const byte SENTENCE[15][8] = {
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, HIGH, HIGH, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, HIGH, HIGH, HIGH, LOW},
  {HIGH, HIGH, LOW, HIGH, HIGH, HIGH, HIGH},
  {LOW, LOW, LOW, LOW, HIGH, HIGH, HIGH},
  {HIGH, LOW, HIGH, HIGH, HIGH, HIGH, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, HIGH, LOW, HIGH, HIGH, HIGH, HIGH},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, HIGH, LOW, HIGH, HIGH, HIGH, HIGH},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, HIGH, LOW, HIGH, HIGH, HIGH, HIGH},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
  {LOW, LOW, LOW, LOW, LOW, LOW, LOW},
};


void setup() {
  for (int i = 3; i <= 9; i++) {
    pinMode(i, OUTPUT);
  }
}

void loop() {  
  for (int i = 0; i < 15; i++) {
    delay(1000);
    for (int j = 0; j < 8; j++) {
      digitalWrite(MY_PINS[j], SENTENCE[i][j]);
    }
  }
}