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

// LINKED LIST

typedef struct _Node {
    int value;
    struct _Node* next;
} Node;

int main(int argc, char* argv[]) {
    // size==0
    Node* head = NULL;
    Node* tail = NULL;  // You don't always need to keep track of the tail.  It helps here.

    // size==1
    append(10, head, tail);  // WRONG - callee (i.e., append(…)) cannot modify variables
                             //         in the caller's (main(…)'s) scope if they are
                             //         passed by value.  Need to pass the address.
    
    return EXIT_SUCCESS;
}
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