void competition_sort(int a[], int len)
{
int i, j;
int n;
struct node *tree;
n = get_count(len);
creat_tree(&tree, n);
init_tree(tree, a, n);
}
int main()
{
ListNode *root = (ListNode *)malloc(sizeof(ListNode));
root->val = 1;
creat_tree(root);
ListNode *cycle_begin = (ListNode *)detectCycle(root);
if ( cycle_begin ) {
printf( "Yes the cycle begins at No.%d node!\n", cycle_begin->val );
} else {
printf( "There is no cycle!\n" );
}
return 0;
}
int main(int argc, char *argv[]){
element_type array[20];
element_type array1[20];
int i;
BTREE T1 = init_tree();
BTREE T2 = init_tree();
BTREE T3 = NULL;
for(i=0; i<20; i++){
array[i] = random(200);
array1[i] = i;
printf("%d ", array[i]);
}
printf("\n");
T1 = creat_tree(array, sizeof(array)/sizeof(array[0]), T1);
T2 = creat_tree(array, 1, T2);
preorder(T1);
printf("\n");
preorder(T2);
printf("\n");
if(contain_tree(T1, T2))
printf("T1 contains T2\n");
else
printf("T1 doesn't contain T2\n");
free_tree(T1);
free_tree(T2);
return 0;
}
int main(int argc, char *argv[]){
element_type test_array[20];
int i;
BTREE T = init_tree();
TREE_NODE p;
int height;
for(i=0; i<20; i++){
test_array[i]= random(200);
printf("%d, ", test_array[i]);
}
printf("\n");
T = creat_tree(test_array, sizeof(test_array)/sizeof(test_array[0]), T);
height = height_recursive(T);
printf("height is %d\n", height);
printf("preorder:\n");
preorder_recursive(T);
printf("\n");
printf("inoder:\n");
inorder_recursive(T);
printf("\n");
printf("postorder:\n");
postorder_recursive(T);
printf("\n");
printf("preorder nonrec:\n");
preorder_norecursive(T);
printf("\n");
printf("inorder nonrec:\n");
inorder_norecursive(T);
printf("\n");
printf("postorder nonrec:\n");
postorder_norcursive(T);
printf("\n");
printf("levelorder:\n");
levelorder(T);
printf("\n");
printf("print leaf recursive:\n");
output_leaf_recursive(T);
printf("\n");
printf("print leaf norecursive\n");
output_leaf_norecursive(T);
printf("\n");
printf("find an element\n");
if(find_tree(177, T) == NULL)
printf("no such element\n");
else
preorder_recursive(find_tree(177, T));
printf("\n");
printf("min node\n");
visit(find_min(T)->element);
printf("\n");
printf("max node\n");
visit(find_max(T)->element);
printf("\n");
printf("delet:\n");
tree_delete(115, T);
preorder_recursive(T);
printf("\n");
printf("exchange tree:\n");
exchange_recursive(T);
preorder_recursive(T);
printf("\n");
printf("exchange tree norecursive:\n");
exchange_norecursive(T);
preorder_recursive(T);
printf("\n");
free_tree(T);
return 0;
}