hey having trouble understanding wha the program does

[pel1993]

i know that the password can't be less the 13 but is the username in asII form i don' get the point if the first few if

Thanks

  int main(int argc, char ** argv) {
    int8_t str[255];
    int8_t v1[255];
    // bb
    printf("Enter your username:");
    

[LendraDwi]

There if (v1[2] == 0) in ascii 0 is null character and inside c string null character mark the end of string, that means the user name can't be more than 2 character -.-)a