4 Commits
7 changed files with 87 additions and 68 deletions
+20 -27
View File
@@ -2,6 +2,7 @@
#include "stack.h"
#include "bintree.h"
static StackNode *stack;
// TODO: binären Suchbaum implementieren
/* * `addToTree`: fügt ein neues Element in den Baum ein (rekursiv),
* `clearTree`: gibt den gesamten Baum frei (rekursiv),
@@ -12,25 +13,23 @@
// if isDuplicate is NULL, otherwise ignores duplicates and sets isDuplicate to 1 (or to 0 if a new entry is added).
TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize, CompareFctType compareFct, int *isDuplicate)
{
TreeNode newNode = {data, NULL, NULL};
if(root == NULL)
if (root == NULL)
{
return &newNode;
TreeNode *newNode = malloc(sizeof(TreeNode));
newNode->data = malloc(dataSize);
newNode->data = data;
newNode->left = NULL;
newNode->right = NULL;
return newNode;
}
if (data < root->data)
if (compareFct(root->data, data) < 0)
{
root->left = addToTree(root->left, data, dataSize,compareFct, isDuplicate);
root->left = addToTree(root->left, data, dataSize, compareFct, isDuplicate);
}
else if(data > root->data)
else if (compareFct(root->data, data) > 0)
{
root->right = addToTree(root->right, data, dataSize,compareFct, isDuplicate);
root->right = addToTree(root->right, data, dataSize, compareFct, isDuplicate);
}
return root;
}
@@ -39,9 +38,11 @@ TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize, CompareFc
// push the top node and push all its left nodes.
void *nextTreeData(TreeNode *root)
{
return NULL;
}
// Releases all memory resources (including data copies).
void clearTree(TreeNode *root)
{
@@ -49,32 +50,24 @@ void clearTree(TreeNode *root)
{
return;
}
if (root->left != NULL)
{
clearTree(root->left);
free(root->left);
root->left = NULL;
}
else if (root->right != NULL)
if (root->right != NULL)
{
clearTree(root->right);
free(root->right);
root->right = NULL;
}
root->data = NULL;
root = NULL;
}
// Returns the number of entries in the tree given by root.
unsigned int treeSize(const TreeNode *root)
{
int counterL, counterR = 0;
if (root->left != NULL)
{
counterL = treeSize(root->left) + 1;
}
else if (root->right != NULL)
{
counterR = treeSize(root->right) + 1;
}
return counterL + counterR;
return root == NULL ? 0 : treeSize(root->left) + treeSize(root->right) + 1;
}
-1
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@@ -1 +0,0 @@
player1;3999
+26 -19
View File
@@ -23,6 +23,8 @@ unsigned int checkArray(unsigned int *array, unsigned int len, unsigned int numb
if (array[i] == number)
{
free = 0;
break;
}
}
@@ -32,33 +34,38 @@ unsigned int checkArray(unsigned int *array, unsigned int len, unsigned int numb
unsigned int *createNumbers(unsigned int len)
{
srand(time(NULL));
unsigned int *array = (unsigned int*)malloc(len * sizeof(unsigned int));
int randomNr, counter;
unsigned int *array = (unsigned int *)malloc(len * sizeof(unsigned int));
int randomNr, randomPos, filler;
if(array == NULL)
if (array == NULL)
{
return NULL;
return NULL; // Fehler
}
for (int i = 0; i < len; i++)
{
counter = 0;
array[i] = 0;
}
for (int i = 0; i < len; i++)
{
do
{
if (counter == 9)
{
return NULL;
}
randomNr = rand() % (2 * len + 1);
counter++;
} while (!checkArray(array, i, randomNr));
array[i] = randomNr;
printf("%u ", array[i]);
array[i] = (rand() % (2 * len))+ 1;
} while (!checkArray(array, i, array[i]));
}
printf("\n");
randomPos = rand() % len;
randomNr = array[randomPos];
filler = randomPos;
while(filler == randomPos)
{
filler = rand() % len;
}
array[filler] = randomNr;
return array;
}
@@ -145,7 +152,7 @@ unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
{
temp[i] = numbers[i];
}
// Sorting arr using mergesort
mergeSort(temp, 0, len - 1);
@@ -154,7 +161,7 @@ unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
duplicate = temp[i];
if (duplicate == temp[i + 1])
{
break;
}
}
+1 -1
View File
@@ -13,7 +13,7 @@ StackNode *push(StackNode *stack, void *data)
StackNode *tempNode, *newNode;
newNode = malloc(sizeof(StackNode));
newNode->value = *(int *)data;
newNode->value = data;
newNode->next = NULL;
if (stack == NULL)
+1 -1
View File
@@ -9,7 +9,7 @@ The latest element is taken from the stack. */
//TODO: passenden Datentyp als struct anlegen
typedef struct Node {
int value;
void *value;
struct Node* next;
} StackNode;
+38 -18
View File
@@ -4,38 +4,57 @@
#include "unity.h"
void treeTest()
void sizeTest()
{
TreeNode root;
TreeNode node1;
TreeNode node2;
TreeNode *root = (TreeNode *)malloc(sizeof(TreeNode));
TreeNode *node1 = (TreeNode *)malloc(sizeof(TreeNode));
TreeNode *node2 = (TreeNode *)malloc(sizeof(TreeNode));
int dataRoot = 2;
int dataNode1 = 1;
int dataNode2 = 3;
root->data = &dataRoot;
root->left = (TreeNode *)node1;
root->right = (TreeNode *)node2;
root.data = &dataRoot;
root.left = &node1;
root.right = &node2;
node1->data = &dataNode1;
node1->left = NULL;
node1->right = NULL;
node1.data = &dataNode1;
node1.left = NULL;
node1.right = NULL;
node2->data = &dataNode2;
node2->left = NULL;
node2->right = NULL;
node2.data = &dataNode2;
node2.left = NULL;
node2.right = NULL;
TEST_ASSERT_EQUAL_INT(3,treeSize(root));
}
void clearTest()
{
TreeNode *root = (TreeNode *)malloc(sizeof(TreeNode));
TreeNode *node1 = (TreeNode *)malloc(sizeof(TreeNode));
TreeNode *node2 = (TreeNode *)malloc(sizeof(TreeNode));
int dataRoot = 2;
int dataNode1 = 1;
int dataNode2 = 3;
TEST_ASSERT_EQUAL_INT(3,treeSize(&root));
root->data = &dataRoot;
root->left = (TreeNode *)node1;
root->right = (TreeNode *)node2;
node1->data = &dataNode1;
node1->left = NULL;
node1->right = NULL;
clearTree(&root);
TEST_ASSERT_EQUAL_INT(0,treeSize(&root));
node2->data = &dataNode2;
node2->left = NULL;
node2->right = NULL;
TreeNode *ptr = root;
clearTree(ptr);
TEST_ASSERT_EQUAL_INT(0,treeSize(root));
}
void setUp(void)
@@ -54,7 +73,8 @@ int main()
printf("============================\nNumbers tests\n============================\n");
RUN_TEST(treeTest);
RUN_TEST(sizeTest);
RUN_TEST(clearTest);
return UNITY_END();
}
+1 -1
View File
@@ -25,7 +25,7 @@ void test_push(void)
TEST_ASSERT_EQUAL_INT(2, testNode->next->value);
}
StackNode* setup(int value, StackNode* next) {
StackNode* setup(void *value, StackNode* next) {
StackNode* node = malloc(sizeof(StackNode)); // allocate memory on heap
if (node == NULL) {
perror("malloc failed");