1. =============================
2. int main(int argc,  char * const argv[]) {
3.         if(argv[0] == string("sumcheater.exe"))
4.                 cout << "I am nice." << endl;
5.         else
6.                 cout << "I am evil." << endl;
7.         return 0;
8. }
9. ==============================
10.  
11. D:\Programowanie\sumcheater>copy sumcheater.exe evilsumcheater.exe
12.         1 file(s) copied.
13.  
14. D:\Programowanie\sumcheater>fciv -md5 -sha1 sumcheater.exe
15. //
16. // File Checksum Integrity Verifier version 2.05.
17. //
18.                 MD5                             SHA-1
19. -------------------------------------------------------------------------
20. 810f8d6566fd1cd38e33048c2c5c0f0f 22cde2152b1ee4a90a1177b8ae253b30f0e90993 sumcheater.exe
21.  
22. D:\Programowanie\sumcheater>fciv -md5 -sha1 evilsumcheater.exe
23. //
24. // File Checksum Integrity Verifier version 2.05.
25. //
26.                 MD5                             SHA-1
27. -------------------------------------------------------------------------
28. 810f8d6566fd1cd38e33048c2c5c0f0f 22cde2152b1ee4a90a1177b8ae253b30f0e90993 evilsumcheater.exe
29.  
30. D:\Programowanie\sumcheater>sumcheater.exe
31. I am nice.
32.  
33. D:\Programowanie\sumcheater>evilsumcheater.exe
34. I am evil.
35.  
36. D:\Programowanie\sumcheater>
37.