#include <iostream>
#include <stdio.h>
using namespace std;
int main() {
const char* _user = "FOO";
const char* _password = "BAR";
char login[21];
sprintf(login,
"\x15\x00\x01%-8s%-10s",
_user,
_password);
for (int i = 0; i < 21; i++) {
printf(" %02x", login[i] & 0xff);
}
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgojaW5jbHVkZSA8c3RkaW8uaD4KdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCmludCBtYWluKCkgewoKCWNvbnN0IGNoYXIqIF91c2VyID0gIkZPTyI7Cgljb25zdCBjaGFyKiBfcGFzc3dvcmQgPSAiQkFSIjsKCiAgICBjaGFyIGxvZ2luWzIxXTsKICAgIHNwcmludGYobG9naW4sCiAgICAgICAgIlx4MTVceDAwXHgwMSUtOHMlLTEwcyIsCiAgICAgICAgX3VzZXIsCiAgICAgICAgX3Bhc3N3b3JkKTsKICAgICAgICAKICAgIGZvciAoaW50IGkgPSAwOyBpIDwgMjE7IGkrKykgewogICAgCXByaW50ZigiICUwMngiLCBsb2dpbltpXSAmIDB4ZmYpOwogICAgfQogICAgCglyZXR1cm4gMDsKfQ==