int main(){
printf("\nEnter the no of nodes you want to insert : ");
int n;
scanf("%d",&n);
int i,data;
TNode* root=NULL;
for(i=0;i<n;i++){
printf("\nEnter data for %d node : ",i);
scanf("%d",&data);
Insert(&root,data);
}
printf("\n%d nodes inserted in BST\n");
getch();
printf("\nPress enter to traverse \n\n: ");
getch();
InorderTraversal(root);
getch();
printf("\n\nEnter range within which nodes should remain in BST\n\n");
int min,max;
scanf("%d %d",&min,&max);
root=RemoveNodesOutOfRange(root,min,max);
printf("\nRemoved\n");
getch();
printf("\nPress enter to traverse\n");
getch();
InorderTraversal(root);
getch();
return 0;
}
//---------------------------------------------------------------------------
//中序走訪樹並將結果存在 wrItems 陣列
void InorderTraversal(Item *node, Wrap *answer,int &i) {
if (node != NULL) {
InorderTraversal(node->itmRight, answer, i);
answer[i++].itm = node;
InorderTraversal(node->itmLeft, answer, i);
}
}
void InorderTraversal(TreeNode* cur){
if(!cur) return;
InorderTraversal(cur->left);
if(first == nullptr && pre->val >= cur->val) first = pre;
if(first != nullptr && pre->val >= cur->val) second = cur;
pre = cur;
InorderTraversal(cur->right);
}
void InorderTraversal(Node *root) {
if (root != NULL) {
InorderTraversal(root->left);
if (root->val != 0) {
printf("%d ", root->val);
}
InorderTraversal(root->right);
}
}
void Tree::InorderTraversal(Node *node)
{
if (node)
{
InorderTraversal(node->Left);
cout << node->data << " ";
InorderTraversal(node->Right);
}
}
void InorderTraversal(BstNode root)
{
if(root == NULL)
{
return;
}
InorderTraversal(root->left);
printf("%d ", root->data);
InorderTraversal(root->right);
}
void InorderTraversal(TNode* root){
if(!root){
return;
}
InorderTraversal(root->left);
printf("%d ",root->data);
InorderTraversal(root->right);
}
int* InorderTraversal(struct TreeNode* root, int* returnSize, int *result) {
if (root == NULL)
return result;
InorderTraversal(root->left, returnSize, result);
(*returnSize)++;
result = realloc(result, (*returnSize + 1) * sizeof(int));
result[*returnSize] = root->val;
InorderTraversal(root->right, returnSize, result);
return result ;
}
int main()
{
srand((int)time(0));
int i, j, pocet, vyska;
node *strom;
int cisla[7] = {100, 300, 1000, 3000, 10000, 30000, 100000};
printf("%7s %7s %6s %6s", "Pocet", "Prumer", "Vyska", "Podil");
printf("\n-----------------------------\n");
for (i = 0; i < 7; i++) {
pocet = cisla[i];
strom = NULL;
nodes = 0;
elements = 0;
for (j = 0; j < pocet; j++)
Insert(&strom, rand());
vyska = Heigh(strom);
printf("%7i %7.2f %6i %6.2f\n", pocet, ((float)elements / (float)nodes), vyska, (vyska / (log((float)elements)/log(2))));
}
InorderTraversal(strom);
return 0;
}
int main(int argc, char argv[]) {
Node *root;
int T;
int N;
scanf("%d ", &T);
for (int test_case = 1; test_case <= T; test_case++) {
scanf("%d ", &N);
root = GetNode();
MakeTree(root, N);
printf("# Preorder\n");
PreorderTraversal(root->left);
putchar('\n');
printf("# Inorder\n");
InorderTraversal(root->left);
putchar('\n');
printf("# Postorder\n");
PostorderTraversal(root->left);
putchar('\n');
if (root != NULL) {
DeleteNode(root);
//DeleteAllNode();
}
}
return 0;
}
//---------------------------------------------------------------------------
void __fastcall TfKnapsack::btAddItemClick(TObject *Sender)
{
//如果已存在陣列 wrItems 將之清除
if (wrItems) {
delete[] wrItems;
wrItems = NULL;
}
//讀取使用者輸入
int iItemWeight = StrToInt(edItemWeight->Text);
int iItemProfit = StrToInt(edItemProfit->Text);
itmRoot = AddItem(itmRoot, iItemWeight, iItemProfit);
//產生新的 wrItems 陣列
iTotalNum += 1; //用來計算現在總共有多少資料
wrItems = new Wrap [iTotalNum];
//用中序走訪樹並將結果存到 wrItems
InorderTraversal(itmRoot, wrItems, 0);
//顯示所有資料，由 CP 值高到低顯示
if (cbPrintItems->Checked)
PrintItems();
memSolution->Lines->Add("1 筆資料新增完成");
}
//---------------------------------------------------------------------------
void __fastcall TfKnapsack::btAddItemsClick(TObject *Sender)
{
//如果已存在陣列 wrItems 將之清除
if (wrItems) {
delete[] wrItems;
wrItems = NULL;
}
//讀取使用者輸入
iItemNum = StrToInt(edItemNum->Text);
iWeightRange = StrToInt(edWeightRange->Text);
iProfitRange = StrToInt(edProfitRange->Text);
//亂數產生 Items 的重量以及價值
//並加入 itmRoot
AddItems();
//產生新的 wrItems 陣列
iTotalNum += iItemNum; //用來計算現在總共有多少資料
wrItems = new Wrap [iTotalNum];
//用中序走訪樹並將結果存到 wrItems
InorderTraversal(itmRoot, wrItems, 0);
//顯示所有資料，由 CP 值高到低顯示
if (cbPrintItems->Checked)
PrintItems();
memSolution->Lines->Add(edItemNum->Text + " 筆亂數資料新增完成");
}
void Tree::InorderTraversal()
{
if (!Root)
cout << "Tree is empty" << endl;
else
InorderTraversal(Root);
}
int* inorderTraversal(struct TreeNode* root, int* returnSize) {
int *result = malloc(sizeof(int));
result[0] = 0;
*returnSize = 0;
result = InorderTraversal(root, returnSize, result);
return result + 1;
}
int main()
{
node *T = NULL;
Insert(&T, 4);
Insert(&T, 3);
Insert(&T, 16);
Insert(&T, 7);
Insert(&T, 0);
Insert(&T, 15);
Insert(&T, 26);
InorderTraversal(T);
}
void InorderTraversal(node *tree) {
static int temp = 0;
int i = 0;
if (tree == NULL)
return;
InorderTraversal(tree->child[0]);
do {
temp++;
if ( (temp <= 10) || (temp >= 99991) ) {
if (temp == 1)
printf("Prvnich deset prvku:\n");
if (temp == 99991)
printf("\nPoslednich deset prvku:\n");
printf("%i ", tree->item[i]);
}
i++;
InorderTraversal(tree->child[i]);
} while (i < (tree->order - 1));
}
int main(int argc, char* argv[])
{
int array[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
int len = LEGNTH(array);
BstNode root = BuildBinaryTree(array, len);
InorderTraversal(root);
printf("\n");
return 0;
}
void recoverTree(TreeNode* root) {
if(!root) return;
//vector<int> vs = InorderTraversal(root);
InorderTraversal(root);
std::swap(first->val, second->val);
}