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| Author | SHA1 | Date | |
|---|---|---|---|
| f77279de56 | |||
| 87b073c60d |
111
bintree.c
111
bintree.c
@ -2,67 +2,17 @@
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#include "stack.h"
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#include "stack.h"
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#include "bintree.h"
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#include "bintree.h"
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// TODO: binären Suchbaum implementieren
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//TODO: binären Suchbaum implementieren
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/* * `addToTree`: fügt ein neues Element in den Baum ein (rekursiv),
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/* * `addToTree`: fügt ein neues Element in den Baum ein (rekursiv),
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* `clearTree`: gibt den gesamten Baum frei (rekursiv),
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* `clearTree`: gibt den gesamten Baum frei (rekursiv),
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* `treeSize`: zählt die Knoten im Baum (rekursiv),
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* `treeSize`: zählt die Knoten im Baum (rekursiv),
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* `nextTreeData`: Traversierung mit Hilfe des zuvor implementierten Stacks. */
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* `nextTreeData`: Traversierung mit Hilfe des zuvor implementierten Stacks. */
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// Adds a copy of data's pointer destination to the tree using compareFct for ordering. Accepts duplicates
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// Adds a copy of data's pointer destination to the tree using compareFct for ordering. Accepts duplicates
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// if isDuplicate is NULL, otherwise ignores duplicates and sets isDuplicate to 1 (or to 0 if a new entry is added).
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// if isDuplicate is NULL, otherwise ignores duplicates and sets isDuplicate to 1 (or to 0 if a new entry is added).
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TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize, CompareFctType compareFct, int *isDuplicate)
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TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize, CompareFctType compareFct, int *isDuplicate)
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{
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{
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if (isDuplicate)
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*isDuplicate = 0;
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// Wenn kein Knoten angelegt
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if (root == NULL)
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{
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// Neuen Knoten erstellen
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TreeNode *newNode = malloc(sizeof(TreeNode));
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if (!newNode)
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return NULL;
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// mit Daten füllen
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newNode->data = malloc(dataSize);
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if (!(newNode->data))
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{
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free(newNode);
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return NULL;
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}
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memcpy(newNode->data, data, dataSize);
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newNode->left = NULL; // Kinder NULL setzen
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newNode->right = NULL;
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return newNode;
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}
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// auf Doppellungen überprüfen, daten/werte vergelichen
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// int cmp = compareFct(data, root->data);
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int cmp = compareFct(data, root->data);
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if (cmp == 0) // Duplikat erkannt
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{
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if (isDuplicate) // nicht einfügen
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{
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*isDuplicate = 1;
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return root;
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}
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else // einfügen erlaubt
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{
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root->right = addToTree(root->right, data, dataSize, compareFct, NULL);
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return root;
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}
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}
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// kein Duplikat
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if (cmp < 0)
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{
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root->left = addToTree(root->left, data, dataSize, compareFct, isDuplicate);
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}
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else if (cmp > 0)
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{
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root->right = addToTree(root->right, data, dataSize, compareFct, isDuplicate);
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}
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return root;
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}
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}
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// Iterates over the tree given by root. Follows the usage of strtok. If tree is NULL, the next entry of the last tree given is returned in ordering direction.
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// Iterates over the tree given by root. Follows the usage of strtok. If tree is NULL, the next entry of the last tree given is returned in ordering direction.
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@ -70,66 +20,17 @@ TreeNode *addToTree(TreeNode *root, const void *data, size_t dataSize, CompareFc
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// push the top node and push all its left nodes.
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// push the top node and push all its left nodes.
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void *nextTreeData(TreeNode *root)
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void *nextTreeData(TreeNode *root)
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{
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{
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static StackNode *stack = NULL; // Stack für Iterator
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static TreeNode *lastRoot = NULL;
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TreeNode *currentNode;
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if (root != NULL) // Initialisierung bei erstem Aufruf
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{
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lastRoot = root;
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if (stack)
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{
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clearStack(stack);
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stack = NULL;
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}
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//leeren Stack initialisieren
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stack = NULL;
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// alle linken Knoten vom Wurzelknoten pushen
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currentNode = root;
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while (currentNode)
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{
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stack = push(stack, currentNode);
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currentNode = currentNode->left;
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}
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}
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// Stack ist leer, keine Daten mehr
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if (!stack)
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return NULL;
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TreeNode *newNode = (TreeNode *)top(stack);
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// Stack-Knoten entfernen
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stack = pop(stack);
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// Wenn rechter Teilbaum vorhanden → alle linken Knoten pushen
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currentNode = newNode->right;
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while (currentNode)
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{
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stack = push(stack, currentNode);
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currentNode = currentNode->left;
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}
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return newNode->data; // Daten zurückgeben
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}
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}
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// Releases all memory resources (including data copies).
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// Releases all memory resources (including data copies).
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void clearTree(TreeNode *root)
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void clearTree(TreeNode *root)
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{
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{
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if (root)
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{
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clearTree(root->left);
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clearTree(root->right);
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free(root->data);
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free(root);
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}
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}
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}
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// Returns the number of entries in the tree given by root.
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// Returns the number of entries in the tree given by root.
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unsigned int treeSize(const TreeNode *root)
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unsigned int treeSize(const TreeNode *root)
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{
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{
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unsigned int size = 0;
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if (root == NULL)
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return 0;
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size = 1 + treeSize(root->left) + treeSize(root->right);
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return size;
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}
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}
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Binary file not shown.
BIN
highscore.o
BIN
highscore.o
Binary file not shown.
@ -1,10 +1 @@
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player_name;8964
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player_name;6979
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player_name;5988
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player_name;5987
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player_name;4982
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player1;3999
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player1;3999
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player_name;3992
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player_name;3989
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player_name;2996
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player_name;2996
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8
makefile
8
makefile
@ -35,12 +35,8 @@ $(program_obj_filesobj_files): %.o: %.c
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# --------------------------
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# --------------------------
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# Unit Tests
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# Unit Tests
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# --------------------------
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# --------------------------
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unitTests: numbers.o test_numbers.c bintree.o $(unityfolder)/unity.c
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unitTests: numbers.o test_numbers.c $(unityfolder)/unity.c
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$(CC) $(FLAGS) -I$(unityfolder) -o runtest_numbers test_numbers.c numbers.o bintree.o $(unityfolder)/unity.c
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$(CC) $(FLAGS) -I$(unityfolder) -o runtest_numbers test_numbers.c numbers.o $(unityfolder)/unity.c
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unitTestsStack: stack.o test_stack.c $(unityfolder)/unity.c
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$(CC) $(FLAGS) -I$(unityfolder) $^ -o $@
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# --------------------------
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# --------------------------
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# Clean
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# Clean
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# --------------------------
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# --------------------------
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90
numbers.c
90
numbers.c
@ -5,19 +5,18 @@
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#include "numbers.h"
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#include "numbers.h"
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#include "bintree.h"
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#include "bintree.h"
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// TODO: getDuplicate und createNumbers implementieren
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//TODO: getDuplicate und createNumbers implementieren
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/* * * Erzeugen eines Arrays mit der vom Nutzer eingegebenen Anzahl an Zufallszahlen.
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/* * * Erzeugen eines Arrays mit der vom Nutzer eingegebenen Anzahl an Zufallszahlen.
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* Sicherstellen, dass beim Befüllen keine Duplikate entstehen.
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* Sicherstellen, dass beim Befüllen keine Duplikate entstehen.
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* Duplizieren eines zufälligen Eintrags im Array.
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* Duplizieren eines zufälligen Eintrags im Array.
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* in `getDuplicate()`: Sortieren des Arrays und Erkennen der doppelten Zahl durch Vergleich benachbarter Elemente. */
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* in `getDuplicate()`: Sortieren des Arrays und Erkennen der doppelten Zahl durch Vergleich benachbarter Elemente. */
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// Returns len random numbers between 1 and 2x len in random order which are all different, except for two entries.
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// Returns len random numbers between 1 and 2x len in random order which are all different, except for two entries.
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// Returns NULL on errors. Use your implementation of the binary search tree to check for possible duplicates while
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// Returns NULL on errors. Use your implementation of the binary search tree to check for possible duplicates while
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// creating random numbers.
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// creating random numbers.
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/*
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//ohne Binärbaum
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// ohne Binärbaum
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/*unsigned int *createNumbers(unsigned int len)
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unsigned int *createNumbers(unsigned int len)
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{
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{
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if (len <= 2)
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if (len <= 2)
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return NULL;
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return NULL;
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@ -25,45 +24,33 @@ unsigned int *createNumbers(unsigned int len)
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// Zufallszahlen erzeugen
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// Zufallszahlen erzeugen
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srand(time(NULL));
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srand(time(NULL));
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unsigned int *numbers = malloc(len * sizeof(unsigned int));
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unsigned int *numbers = malloc(len * sizeof(unsigned int));
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// prüfen, ob Speicher richtig reserviert wurde
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//prüfen, ob Speicher richtig reserviert wurde
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if (numbers == NULL)
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if(numbers == NULL){
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{
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printf("Es konnte nicht genügend Speicher reserviert werden");
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printf("Es konnte nicht genügend Speicher reserviert werden");
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free(numbers);
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free(numbers);
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return NULL;
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return NULL;
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}
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}
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// einsetzen der Zahlen ins array
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//einsetzen der Zahlen ins array
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for (size_t i = 0; i < len; i++)
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for (size_t i = 0; i < len; i++){
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{
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numbers[i] = (rand()%(2*len))+1;
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numbers[i] = rand() % ((2 * len) + 1);
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//stellt sicher, dass keine Duplikate vorhanden sind
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// stellt sicher, dass keine Duplikate vorhanden sind
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for(size_t j = 0; j < i; j++){
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for (size_t j = 0; j < i; j++)
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if(numbers[i] == numbers[j]){
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{
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if (numbers[i] == numbers[j])
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{
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i--;
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i--;
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break;
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break;
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}
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}
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}
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}
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}
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}
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//duplizierte Zahl hinzufügen
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numbers[rand()% len] = (rand()% (2* len) )+ 1;
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unsigned int dupIndex = rand() % len;
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unsigned int targetIndex = rand() % len;
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if (dupIndex != targetIndex)
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{
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numbers[targetIndex] = numbers[dupIndex];
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}
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return numbers;
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return numbers;
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free(numbers);
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free(numbers);
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}
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}*/
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*/
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int compare(const void *a, const void *b)
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{
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return (*(int *)a - *(int *)b);
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}
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// mit Binärbaum
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int compare(const void *a, const void *b) {
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return (*(int*)a - *(int*)b);
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}
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//mit Binärbaum
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unsigned int *createNumbers(unsigned int len)
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unsigned int *createNumbers(unsigned int len)
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{
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{
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if (len <= 2)
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if (len <= 2)
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@ -72,35 +59,24 @@ unsigned int *createNumbers(unsigned int len)
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// Zufallszahlen erzeugen
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// Zufallszahlen erzeugen
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srand(time(NULL));
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srand(time(NULL));
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unsigned int *numbers = malloc(len * sizeof(unsigned int));
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unsigned int *numbers = malloc(len * sizeof(unsigned int));
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// prüfen, ob Speicher richtig reserviert wurde
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//prüfen, ob Speicher richtig reserviert wurde
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if (numbers == NULL)
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if(numbers == NULL){
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{
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printf("Es konnte nicht genügend Speicher reserviert werden");
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printf("Es konnte nicht genügend Speicher reserviert werden");
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free(numbers);
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free(numbers);
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return NULL;
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return NULL;
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}
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}
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// fügt zufällige Zahlen in das Array ein
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TreeNode *root = NULL;
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TreeNode *root = NULL;
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for (size_t i = 0; i < len; i++)
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for(size_t i= 0; i < len; i++){
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{
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unsigned int isDup = 0;
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unsigned int isDup = 0;
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numbers[i] = (rand() % (2 * len)) + 1;
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numbers[i] = (rand()%(2*len))+1;
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//prüft, ob die Zahl schon vorhanden ist
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root = addToTree(root, &numbers, sizeof(numbers), compare, &isDup);
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root = addToTree(root, &numbers, sizeof(numbers), compare, &isDup);
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if (isDup != 1)
|
if(isDup != 1){
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{
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i--;
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i--;
|
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}
|
}
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}
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}
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//duplizierte Zahl hinzufügen
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numbers[rand()% len] = (rand()% (2* len) + 1);
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unsigned int dupIndex = rand() % len;
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unsigned int targetIndex = rand() % len;
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//FOR-SCHLEIFE VERWENDEN!!!!!!!!!!!!!!!!!!!!!!!!
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if (dupIndex != targetIndex)
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{
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numbers[targetIndex] = numbers[dupIndex];
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}
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return numbers;
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return numbers;
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clearTree(root);
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clearTree(root);
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free(numbers);
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free(numbers);
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@ -112,15 +88,13 @@ unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
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unsigned int dobble;
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unsigned int dobble;
|
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// neues Array zum reinkopieren initialisieren
|
// neues Array zum reinkopieren initialisieren
|
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unsigned int *nums = malloc(len * sizeof(unsigned int));
|
unsigned int *nums = malloc(len * sizeof(unsigned int));
|
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for (int l = 0; l < len; l++)
|
for(int l = 0; l < len; l++)
|
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nums[l] = numbers[l];
|
nums[l] = numbers[l];
|
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// array sortieren
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//array sortieren
|
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qsort(nums, len, sizeof(unsigned int), compare);
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qsort(nums, len, sizeof(unsigned int), compare);
|
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for (int k = 0; k < len; k++)
|
for(int k = 0; k < len; k++){
|
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{
|
if(nums[k] == nums[k+1]){
|
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if (nums[k] == nums[k + 1])
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{
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dobble = nums[k];
|
dobble = nums[k];
|
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break;
|
break;
|
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}
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}
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29
stack.c
29
stack.c
@ -10,53 +10,24 @@
|
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// Pushes data as pointer onto the stack.
|
// Pushes data as pointer onto the stack.
|
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StackNode *push(StackNode *stack, void *data)
|
StackNode *push(StackNode *stack, void *data)
|
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{
|
{
|
||||||
// Neues Stack-Element erstellen
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|
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StackNode *newNode = malloc(sizeof(StackNode));
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|
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if (!newNode) {
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return stack; // oder NULL, je nach Fehlerstrategie
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|
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}
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|
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newNode->data = data;
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newNode->next = stack; // bisheriger Stack wird nach unten geschoben
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return newNode; // neuer Kopf des Stacks
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|
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}
|
}
|
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|
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// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
|
// Deletes the top element of the stack (latest added element) and releases its memory. (Pointer to data has to be
|
||||||
// freed by caller.)
|
// freed by caller.)
|
||||||
StackNode *pop(StackNode *stack)
|
StackNode *pop(StackNode *stack)
|
||||||
{
|
{
|
||||||
if (stack == NULL)
|
|
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return NULL;
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|
||||||
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|
||||||
StackNode *newTop = stack->next;
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|
||||||
|
|
||||||
|
|
||||||
free(stack);
|
|
||||||
|
|
||||||
return newTop;
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|
||||||
}
|
}
|
||||||
|
|
||||||
// Returns the data of the top element.
|
// Returns the data of the top element.
|
||||||
void *top(StackNode *stack)
|
void *top(StackNode *stack)
|
||||||
{
|
{
|
||||||
if (stack == NULL)
|
|
||||||
return NULL; // kein Element im Stack
|
|
||||||
|
|
||||||
return stack->data;
|
|
||||||
}
|
}
|
||||||
|
|
||||||
// Clears stack and releases all memory.
|
// Clears stack and releases all memory.
|
||||||
void clearStack(StackNode *stack)
|
void clearStack(StackNode *stack)
|
||||||
{
|
{
|
||||||
StackNode *current = stack;
|
|
||||||
|
|
||||||
while (current != NULL)
|
|
||||||
{
|
|
||||||
StackNode *next = current->next;
|
|
||||||
free(current);
|
|
||||||
current = next;
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
}
|
||||||
4
stack.h
4
stack.h
@ -8,10 +8,6 @@ The latest element is taken from the stack. */
|
|||||||
#include <stdlib.h>
|
#include <stdlib.h>
|
||||||
|
|
||||||
//TODO: passenden Datentyp als struct anlegen
|
//TODO: passenden Datentyp als struct anlegen
|
||||||
typedef struct Node {
|
|
||||||
void *data;
|
|
||||||
struct Node *next;
|
|
||||||
} StackNode;
|
|
||||||
|
|
||||||
// Pushes data as pointer onto the stack.
|
// Pushes data as pointer onto the stack.
|
||||||
StackNode *push(StackNode *stack, void *data);
|
StackNode *push(StackNode *stack, void *data);
|
||||||
|
|||||||
78
test_stack.c
78
test_stack.c
@ -1,78 +0,0 @@
|
|||||||
#include <stdlib.h>
|
|
||||||
#include "stack.h"
|
|
||||||
#include "unity.h"
|
|
||||||
|
|
||||||
void test_push_and_top(void);
|
|
||||||
|
|
||||||
void test_pop(void);
|
|
||||||
|
|
||||||
void test_clearStack(void);
|
|
||||||
|
|
||||||
void setUp(void) {}
|
|
||||||
|
|
||||||
void tearDown(void) {}
|
|
||||||
|
|
||||||
|
|
||||||
int main(void)
|
|
||||||
{
|
|
||||||
UNITY_BEGIN();
|
|
||||||
|
|
||||||
RUN_TEST(test_push_and_top);
|
|
||||||
RUN_TEST(test_pop);
|
|
||||||
RUN_TEST(test_clearStack);
|
|
||||||
|
|
||||||
return UNITY_END();
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
void test_push_and_top(void)
|
|
||||||
{
|
|
||||||
StackNode *stack = NULL;
|
|
||||||
|
|
||||||
int a = 10;
|
|
||||||
int b = 20;
|
|
||||||
int c = 30;
|
|
||||||
|
|
||||||
stack = push(stack, &a);
|
|
||||||
stack = push(stack, &b);
|
|
||||||
stack = push(stack, &c);
|
|
||||||
|
|
||||||
TEST_ASSERT_EQUAL_INT(30, *(int*)top(stack));
|
|
||||||
|
|
||||||
clearStack(stack);
|
|
||||||
TEST_ASSERT_NULL(stack);
|
|
||||||
}
|
|
||||||
|
|
||||||
void test_pop(void)
|
|
||||||
{
|
|
||||||
StackNode *stack = NULL;
|
|
||||||
|
|
||||||
int x = 111;
|
|
||||||
int y = 222;
|
|
||||||
|
|
||||||
stack = push(stack, &x);
|
|
||||||
stack = push(stack, &y);
|
|
||||||
|
|
||||||
// pop removes y
|
|
||||||
stack = pop(stack);
|
|
||||||
TEST_ASSERT_EQUAL_INT(111, *(int*)top(stack));
|
|
||||||
|
|
||||||
// pop removes x
|
|
||||||
stack = pop(stack);
|
|
||||||
TEST_ASSERT_NULL(stack);
|
|
||||||
}
|
|
||||||
|
|
||||||
void test_clearStack(void)
|
|
||||||
{
|
|
||||||
StackNode *stack = NULL;
|
|
||||||
|
|
||||||
int x = 5;
|
|
||||||
int y = 6;
|
|
||||||
|
|
||||||
stack = push(stack, &x);
|
|
||||||
stack = push(stack, &y);
|
|
||||||
|
|
||||||
clearStack(stack);
|
|
||||||
|
|
||||||
TEST_ASSERT_NULL(stack);
|
|
||||||
}
|
|
||||||
Loading…
x
Reference in New Issue
Block a user