#include <stdint.h>
#include <stdio.h>
#include <sys/types.h>

//aufg1
//uint8_t token[] = { 0x7e, 0xb1, 0x4d, 0x7d, 0xbc, 0x4f, 0x74, 0xab, 0x42, 0x25, 0xe7, 0x5d, 0x49, 0xa3, 0x5a, 0x22, 0xa2, 0x5a, 0x49, 0xb7, 0x40, 0x27, 0xa3, 0x5c, 0x25, 0xa6, 0x1d, 0x64, 0x8f, 0x16, 0x50, 0xbf, 0x5e, 0x42, 0xaa, 0x5f, 0x2f, 0xad };
//uint8_t key[] = { 0x16, 0xd0, 0x2e};


char test[] = "hacklab{                           ";
uint8_t token[] = {0x0b, 0xb6, 0xd5, 0x04, 0xc3, 0xab, 0x0d, 0xd0, 0x86, 0x0f, 0xcb, 0x9b, 0x01, 0xcc, 0xa9, 0x1c, 0x98, 0xd5, 0x1e, 0xd9, 0x9b, 0x1f, 0xde, 0xa9, 0x7d, 0xdd, 0xab, 0x09, 0xdd, 0xc4, 0x08, 0xbc, 0xcf, 0x00};
uint8_t key[] = {0x4d, 0x89, 0x94, 0x00};


int main(int argc, char** args){
    for(uint8_t i=0; i<sizeof(token); i++){
        uint8_t c=token[i]; 
        c = c ^ key[i%3]; 
        c += 0x22;
        putc(c, stdout);
        //printf("%x ", c);
    }
}