#define Pin int

Pin segments1[] = {23, 22, 16, 5, 18, 21, 2};
Pin segments2[] = {32, 33, 13, 12, 27, 25, 26};

void setup() {
    for (int i = 0; i < 7; i++) {
        pinMode(segments1[i], OUTPUT);
        pinMode(segments2[i], OUTPUT);
    }
}

void displayNumber(int num, Pin seg1[], Pin seg2[]) {
    int digit[10][7] = {
        {0, 0, 0, 0, 0, 0, 1},
        {1, 0, 0, 1, 1, 1, 1},
        {0, 0, 1, 0, 0, 1, 0},
        {0, 0, 0, 0, 1, 1, 0},
        {1, 0, 0, 1, 1, 0, 0},
        {0, 1, 0, 0, 1, 0, 0},
        {0, 1, 0, 0, 0, 0, 0},
        {0, 0, 0, 1, 1, 1, 1},
        {0, 0, 0, 0, 0, 0, 0},
        {0, 0, 0, 0, 1, 0, 0}
    };

    int tens = num / 10;
    int units = num % 10;

    for (int i = 0; i < 7; i++) {
        digitalWrite(seg1[i], digit[units][i]);
        digitalWrite(seg2[i], digit[tens][i]);
    }
}

void loop() {
    for (int num = 0; num < 100; num++) {
        displayNumber(num, segments1, segments2);
        delay(1000);
    }
}