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stack_alex
| Author | SHA1 | Date | |
|---|---|---|---|
| 7127fe6d3f | |||
| 44434a8c67 | |||
| 5ee0f97dc6 | |||
| 6dd963c40e | |||
| 3b0a8a24ff | |||
| 8f4ab58000 | |||
| be37b3ff21 | |||
| 1c1ba9e471 |
105
bintree.c
105
bintree.c
@ -2,7 +2,7 @@
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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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@ -12,57 +12,7 @@
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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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5
makefile
5
makefile
@ -35,12 +35,11 @@ $(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 $(unityfolder)/unity.c
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$(CC) $(FLAGS) -I$(unityfolder) -o runtest_numbers test_numbers.c numbers.o bintree.o $(unityfolder)/unity.c
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unitTestsStack: stack.o test_stack.c $(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 $@
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$(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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106
numbers.c
106
numbers.c
@ -5,7 +5,7 @@
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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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@ -14,117 +14,13 @@
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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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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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return NULL;
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// Zufallszahlen erzeugen
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srand(time(NULL));
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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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if (numbers == NULL)
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{
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printf("Es konnte nicht genügend Speicher reserviert werden");
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free(numbers);
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return NULL;
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}
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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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{
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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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for (size_t j = 0; j < i; 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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break;
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}
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}
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}
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//duplizierte Zahl hinzufügen
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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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free(numbers);
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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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unsigned int *createNumbers(unsigned int len)
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{
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if (len <= 2)
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return NULL;
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// Zufallszahlen erzeugen
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srand(time(NULL));
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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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if (numbers == NULL)
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{
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printf("Es konnte nicht genügend Speicher reserviert werden");
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free(numbers);
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return NULL;
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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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for (size_t i = 0; i < len; i++)
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{
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unsigned int isDup = 0;
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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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if (isDup != 1)
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{
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i--;
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}
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}
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//duplizierte Zahl hinzufügen
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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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clearTree(root);
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free(numbers);
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}
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}
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// Returns only the only number in numbers which is present twice. Returns zero on errors.
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// Returns only the only number in numbers which is present twice. Returns zero on errors.
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unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
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unsigned int getDuplicate(const unsigned int numbers[], unsigned int len)
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{
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{
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unsigned int dobble;
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// neues Array zum reinkopieren initialisieren
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unsigned int *nums = malloc(len * sizeof(unsigned int));
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for (int l = 0; l < len; l++)
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nums[l] = numbers[l];
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// array sortieren
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qsort(nums, len, sizeof(unsigned int), compare);
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for (int k = 0; k < len; k++)
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{
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if (nums[k] == nums[k + 1])
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{
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dobble = nums[k];
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break;
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}
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}
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return dobble;
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free(nums);
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}
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}
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3
stack.c
3
stack.c
@ -32,7 +32,8 @@ StackNode *pop(StackNode *stack)
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StackNode *newTop = stack->next;
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StackNode *newTop = stack->next;
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// Daten gehen verloren!
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// Caller KANN sie nicht freigeben.
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free(stack);
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free(stack);
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return newTop;
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return newTop;
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@ -1,54 +0,0 @@
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include <string.h>
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#include "numbers.h"
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#include "bintree.h"
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#include "unity.h"
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//überprüft, dass die Funktion nicht NULL zurückgibt
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void test_create_Numbers_notNull(void){
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unsigned int* numbers = createNumbers(10);
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TEST_ASSERT_NOT_NULL(numbers);
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free(numbers);
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}
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// überprüft, ob die generierten Zufallszahlen innerhalb des Intervalls sind
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void test_create_Numbers_randoms_inside_Value_range(void){
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unsigned int len = 10;
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unsigned int* numbers = createNumbers(len);
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for(size_t i = 0; i < len; i++)
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TEST_ASSERT_LESS_OR_EQUAL(2 * len + 1, numbers[i]);
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free(numbers);
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}
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// überprüft, ob getDuplicate,die richtige doppelte Zahl findet
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void test_get_duplicate_returns_correct_dobble(void){
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unsigned int numbers [5] = {1,2,3,4,2};
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unsigned int len = 5;
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unsigned int expected_result = 2;
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unsigned int result = getDuplicate(numbers, len);
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TEST_ASSERT_EQUAL_UINT32(expected_result, result);
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}
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void setUp(void) {
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||||||
}
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void tearDown(void) {
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||||||
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||||||
}
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||||||
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int main()
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||||||
{
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UNITY_BEGIN();
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printf("\n============================\nNumbers tests\n============================\n");
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RUN_TEST(test_get_duplicate_returns_correct_dobble);
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RUN_TEST(test_create_Numbers_notNull);
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RUN_TEST(test_create_Numbers_randoms_inside_Value_range);
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return UNITY_END();
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||||||
}
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|
||||||
BIN
unitTestsStack.exe
Normal file
BIN
unitTestsStack.exe
Normal file
Binary file not shown.
Loading…
x
Reference in New Issue
Block a user