void func(int a, int b, int c) {
    char buf1[5];
    char buf2[20];

    buf2[0] = 'a';
    buf2[1] = 'a';
    buf2[2] = 'a';
    buf2[3] = 'a';
    buf2[4] = 'a';
    buf2[5] = 'a';
    buf2[6] = 'a';
    buf2[7] = 'a';
    buf2[8] = *(buf1 + 8);
    buf2[9] = *(buf1 + 9);
    buf2[10] = *(buf1 + 10);
    buf2[11] = *(buf1 + 11);
    buf2[12] = *(buf1 + 12);
    buf2[13] = *(buf1 + 13);
    buf2[14] = *(buf1 + 14);
    buf2[15] = *(buf1 + 15);
    buf2[16] = 0x0;
    buf2[12] += 10;
    strcpy(buf1, buf2);
}

void main() {
    int x;

    x = 9;
    func(1, 2, 3);
    x = 1;
    printf("%d\n", x);
}