#include <stdio.h>
#include <stdlib.h>

// Breaking things with pointers.
int main() {
  
  int* p1 = (int*) 5;
  printf("%d\n", *p1); // segfault

  char* p2 = NULL;
  printf("%c\n", *p2); // segfault

  char* p3 = (char*) malloc(sizeof(char) * 8);
  p3[0] = 0xFF;
  p3[5] = 0xFF;
  p3[12345] = 0xFF; // unsafe - possible segfault
  p3[12345555555] = 0xFF; // unsafe - possible segfault
  printf("%x\n", p3[12345]);

  char* p4 = "Hello World!";
  p4[0] = 'X'; // bus error

  return 0;
}