#include <stdio.h>
#include <stdlib.h>
char *pointer;
char *another_pointer;
void f1() {
pointer = malloc(10); // malloc line
another_pointer = malloc(20); // malloc2 line
}
void f2() {
free(pointer); // free line
}
int main (int argc, char const *argv[])
{
f1();
f2();
printf("Hello world!\n"); // break line
pointer[0] = 'A'; // BOOM line
return 0;
}