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

int main(){
	char buffer[256];
	getcwd(buffer, 256);
	printf("Working Directory:  %s\n", buffer);

	char *otherbuffer = getcwd(0, 0);
	printf("Working Directory:  %s\n", otherbuffer);
	free(otherbuffer);

	// Not actually a good way, because it leaks memory!
	printf("Working Directory:  %s\n", getcwd(0, 0));

	return 0;
}