3.18. C++
void dump_tree_node (struct tree_node *n, bool is_set, bool traverse)
{
printf ("ptr=0x%p Left=0x%p Parent=0x%p Right=0x%p Color=%d Isnil=%d\n",
n, n->Left, n->Parent, n->Right, n->Color, n->Isnil);
if (n->Isnil==0)
{
if (is_set)
printf ("first=%d\n", n->first);
else
printf ("first=%d second=[%s]\n", n->first, n->second);
}
if (traverse)
{
if (n->Isnil==1)
dump_tree_node (n->Parent, is_set, true);
else
{
if (n->Left->Isnil==0)
dump_tree_node (n->Left, is_set, true);
if (n->Right->Isnil==0)
dump_tree_node (n->Right, is_set, true);
};
};
};
const char* ALOT_OF_TABS="\t\t\t\t\t\t\t\t\t\t\t";
void dump_as_tree (int tabs, struct tree_node n, bool is_set)
{
if (is_set)
printf ("%d\n", n->first);
else
printf ("%d [%s]\n", n->first, n->second);
if (n->Left->Isnil==0)
{
printf ("%.sL-------", tabs, ALOT_OF_TABS);
dump_as_tree (tabs+1, n->Left, is_set);
};
if (n->Right->Isnil==0)
{
printf ("%.*sR-------", tabs, ALOT_OF_TABS);
dump_as_tree (tabs+1, n->Right, is_set);
};
};
void dump_map_and_set(struct tree_struct *m, bool is_set)
{
printf ("ptr=0x%p, Myhead=0x%p, Mysize=%d\n", m, m->Myhead, m->Mysize);
dump_tree_node (m->Myhead, is_set, true);
printf ("As a tree:\n");
printf ("root----");
dump_as_tree (1, m->Myhead->Parent, is_set);
};
int main()
{
// map
std::map<int, const char*> m;
m[10]="ten";
m[20]="twenty";
m[3]="three";
m[101]="one hundred one";
m[100]="one hundred";
m[12]="twelve";
m[107]="one hundred seven";
m[0]="zero";