// Old disposed memory may contain information

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

int main()
{
	char *s = malloc(1024);
	strcpy(s, "VERY SECRET MESSAGE");
	printf("The secret message is '%s'\n", s);
	free(s);
	printf("The secret message is now gone!\n");
	char *s2 = malloc(1024);
	printf("The memory is '%s'\n", s2);
}