void NonCollisionHashTable::rebuild()
{
clear();
setSize(keys.getSize() * keys.getSize());
generateUniversalHashFunction(table.size(), primeNumber, hash);
if (!keys.isEmpty())
{
MyNode<int>* it = keys.getBegin();
while (it != 0)
{
if (!simpleInsert(it->item))
{
it = keys.getBegin();
clear();
generateUniversalHashFunction(table.size(), primeNumber, hash);
}
else
{
it = it->next;
}
}
}
needRebuild = false;
}
void GMLWriter::write(char* n, MyList<BCUser*> list)
{
ofstream outputFile;
outputFile.open(n);
if (outputFile.is_open())
{
outputFile<< "graph [\n";
for (int i= 0; i<list.size(); i++)//gets info for each User
{
outputFile<<" node ["<<endl;
outputFile<<" id "<<list[i]->getIdNum()<<endl;
outputFile<<" name \""<<list[i]->getName()<<"\""<<endl;
outputFile<<" age "<<list[i]->getAge()<<endl;
outputFile<<" zip "<<list[i]->getZip()<<endl;
outputFile<<" ]"<<endl;
}
for (int j = 0; j < list.size(); j++)
{
if (list[j]->getFriendId().size()!=0)//get info for each edge
{
for (int k=0; k<list[j]->getFriendId().size(); k++ ){
outputFile<<" edge ["<<endl;
outputFile<<" source "<< list[j]->getIdNum()<<endl;
outputFile<<" target "<< list[j]->getFriendId()[k]<<endl;
outputFile<<" ]"<<endl;
}
}
}
outputFile<<"]"<<endl;
outputFile.close();
}
}
template <class Type> bool MyList<Type>::push(Type _element, const int &_position){
if(id == _position){
MyList<Type> *newElement = new MyList(_element);
newElement->setID(id);
newElement->setNext(this);
newElement->setPrevious(previous);
// std::cout<<"created\n";
if(previous!=NULL){
previous->setNext(newElement);
}
setPrevious(newElement);
// std::cout<<"links set\n";
this->changeID(id + 1);
// std::cout<<"id changed\n";
return true;
}
else{
if(next != NULL){
return next->push(_element, _position);
}
else{
return false;
}
}
}
void Test_MyList::count()
{
MyList B;
B.addLast(1);
QCOMPARE(B.count(), 1);
}
friend MyList<T> operator + (const MyList<T> &list_1, const T &item)
//add an item to the end of list_1 to create a new list and return it
{
MyList tmplist = list_1;
tmplist.push_back(item);
return tmplist;
}
void Test_MyList::addLast()
{
MyList A;
A.addLast(1);
QCOMPARE(A.getItem(0), 1);
A.addLast(2);
QCOMPARE(A.getItem(1), 2);
}
int main(int argc, char** argv){
MyList<string> args = mkArgs ( argc, argv) ;
return ({ MyList< int > numbers = ({ MyList < int > temp( 1,10 ); temp;});
MyList< int > squaredNumbers = (numbers.map(square));
MyList< int > evenSquaredNumbers = ( squaredNumbers.filter(even));
( ({ int p1 = ({ cout << (squaredNumbers) << endl ; cout.good() ? 0 : 1 ; }) ;
int p2 = ({ cout << (evenSquaredNumbers) << endl ; cout.good() ? 0 : 1 ; }) ;
void FixedSet::Initialize(const vector<int>& numbers)
{
size_t sizeOfSecondTables = 0;
size_t tableSize = numbers.size();
MyList<size_t> secondTablesForRebuild;
/* clock_t t1 = clock();*/
secondHashTables.resize(tableSize);
// clock_t t2 = clock();
// cout << (double)(t2 - t1) / CLOCKS_PER_SEC << endl;
generateUniversalHashFunction(tableSize, primeNumber, hash);
for (size_t index = 0; index < tableSize; ++index)
{
size_t hashValue = hash(numbers[index]);
if (!secondHashTables[hashValue].insert(numbers[index]))
{
if (!secondHashTables[hashValue].isNeedRebuild())
{
secondHashTables[hashValue].setRebuild(true);
secondTablesForRebuild.pushFront(hashValue);
}
--sizeOfSecondTables;
}
else
{
++sizeOfSecondTables;
}
}
MyNode<size_t>* it = secondTablesForRebuild.getBegin();
for (; it != 0 && !secondTablesForRebuild.isEmpty(); it = it->next)
{
size_t indexOfSecondHashTable = it->item;
secondHashTables[indexOfSecondHashTable].rebuild();
size_t secondTableSize = secondHashTables[indexOfSecondHashTable].getSize();
sizeOfSecondTables += secondTableSize;
}
if (sizeOfSecondTables > 4 * tableSize)
{
for (size_t index = 0; index < tableSize; ++index)
{
if (!secondHashTables[index].isEmpty())
{
secondHashTables[index].clear();
secondHashTables[index].deleteKeys();
secondHashTables[index].setRebuild(false);
secondHashTables[index].setSize(0);
secondHashTables[index].setEmpty(true);
}
}
Initialize(numbers);
}
}
int main(int argc, char** argv) {
MyList myList;
myList.append(2);
myList.insertN(1,2);
myList.insertN(3,3);
myList.prepend(0);
myList.display();
return 0;
}
friend MyList<T> operator + (const MyList<T> &l1, const T &item){
MyList<T> tmp;
tmp.n = l1.n + 1;
int t = tmp.get_SIZE();
while( t < tmp.n)
tmp.double_space();
tmp[l1.n] = item;
return tmp;
}
template <class Type> void MyList<Type>::pushBack(Type _element){
size++;
if(next==NULL){
MyList<Type> *newElement = new MyList(_element);
newElement->setID(id + 1);
newElement->setPrevious(this);
next = newElement;
}
else{
next->pushBack(_element);
}
}
friend MyList operator + (const MyList &l1, const MyList &l2){
MyList<T> tmp; int i;
tmp.n = l1.n + l2.n;
int t = tmp.get_SIZE();
while(t < tmp.n)
tmp.double_space();
for (i = 0; i < l1.n; ++i)
tmp[i] = l1[i];
for (i = 0; i < l2.n; ++i)
tmp[i+l1.n] = l2[i];
return tmp;
}
int _tmain(int argc, _TCHAR* argv[])
{
int cnt;
MyList list;
list.Init();
list.GetResult();
return 0;
}
MyList(const MyList &l):size(l.get_size()),len(l.get_size()){
// deep copy the other MyList
a = new T [size];
try{
if (a==NULL) throw (AlloFail());
}
catch(AlloFail){
cerr << "Allocation failure" << endl;
exit(1);
}
for (long i=0; i<len; ++i){
a[i] = l[i];
}
}
void NonCollisionHashTable::clear()
{
if (!keys.isEmpty())
{
MyNode<int>* it = keys.getBegin();
bool empty = table[hash(it->item)].second;
for (; it != 0 && !empty; it = it->next)
{
empty = table[hash(it->item)].second;
table[hash(it->item)] = make_pair<int, bool>(0, true);
}
}
}
int RedBlackTree::Remove(const char * szStr, int Offset)
{
MyList *lst = Find(szStr) ;
unsigned int hashValue = crc32(szStr) ;
if (lst != NULL && lst->GetSize() > 1)
{
lst->Delete(Offset) ;
return 1 ;
}
else if (lst != NULL)
{
Delete(m_pRoot, hashValue) ;
return 1 ;
}
return 0;
}
/*
* The method takes a string of characters and for each character calculates the char frequency.
* Than creates a list of nodes for binary tree
*
* @param charStr The character string
* @return The list of nodes sorted by char frequency
*/
MyList<Node> createListNode(string *charStr){
MyUnordered_map<char, int> symbols;
for (size_t i = 0; i < charStr->size(); i++){
symbols[charStr->at(i)] = 0;
}
for (size_t i = 0; i < charStr->size(); i++){
symbols[charStr->at(i)]++;
}
MyList<Node> listNode;
for (auto it = symbols.begin(); it != symbols.end(); ++it){
Node node(it -> value, it -> key);
listNode.push_back(node);
}
listNode.sort();
return listNode;
}
int main ()
{
//We will create a buffer of 1000 bytes to store a list
managed_heap_memory heap_memory(1000);
MyList * mylist = heap_memory.construct<MyList>("MyList")
(heap_memory.get_segment_manager());
//Obtain handle, that identifies the list in the buffer
managed_heap_memory::handle_t list_handle = heap_memory.get_handle_from_address(mylist);
//Fill list until there is no more memory in the buffer
try{
while(1) {
mylist->insert(mylist->begin(), 0);
}
}
catch(const bad_alloc &){
//memory is full
}
//Let's obtain the size of the list
MyList::size_type old_size = mylist->size();
//<-
(void)old_size;
//->
//To make the list bigger, let's increase the heap buffer
//in 1000 bytes more.
heap_memory.grow(1000);
//If memory has been reallocated, the old pointer is invalid, so
//use previously obtained handle to find the new pointer.
mylist = static_cast<MyList *>
(heap_memory.get_address_from_handle(list_handle));
//Fill list until there is no more memory in the buffer
try{
while(1) {
mylist->insert(mylist->begin(), 0);
}
}
catch(const bad_alloc &){
//memory is full
}
//Let's obtain the new size of the list
MyList::size_type new_size = mylist->size();
//<-
(void)new_size;
//->
assert(new_size > old_size);
//Destroy list
heap_memory.destroy_ptr(mylist);
return 0;
}
int main(){
MyList<double> list;
//std::cout<<"init\n";
list.pushBack(1.0);
//std::cout<<"pushBack\n";
list.push(2.0, 0);
list.push(3.0, 0);
list.push(4.0, 0);
list.push(4.0, 0);
list.push(5.0, 0);
list.popBack();
list.show();
list.push(6.0, 0);
list.push(7.0, 0);
list.push(8.0, 0);
list.show();
//std::cout<<"push\n";
return 0;
}
void test()
{
MyList<Hero> myList;
ifstream file("heros.txt");
copy(istream_iterator<Hero>(file), istream_iterator<Hero>(), back_inserter(myList));
myList.sort([](const Hero &a, const Hero &b) {
return a.power > b.power;
});
cout << "Sorted by power:" << endl;
for (auto i: myList)
cout << i << endl;
myList.sort([](const Hero &a, const Hero &b) {
int scorea = a.strength + a.intelligence + a.power + a.charisma + a.luck;
int scoreb = b.strength + b.intelligence + b.power + b.charisma + b.luck;
return scorea > scoreb;
});
cout << "Sorted by total score:" << endl;
for (auto i: myList)
cout << i << endl;
}
void MyList<G>::operator=(MyList<G> new_list) {
MyNode<G>* temp;
clear();
temp = new_list.front();
while(temp) {
push_back(temp->getData());
temp = temp->getNext();
}
}
bool NonCollisionHashTable::insert(int key)
{
if (empty)
{
setSize(1);
generateUniversalHashFunction(1, primeNumber, hash);
empty = false;
}
keys.pushFront(key);
return simpleInsert(key);
}
CALCAMNT KStats::median(){
int index;
CALCAMNT result;
CALCAMNT *dp;
int bound = 0;
MyList list;
for ( dp=data.first(); dp != 0; dp=data.next() ){
list.inSort(dp);
}
#ifdef DEBUG_STATS
for(int l = 0; l < (int)list.count();l++){
printf("Sorted %Lg\n",*list.at(l));
}
#endif
bound = list.count();
if (bound == 0){
error_flag = TRUE;
return 0.0;
}
if ( bound == 1)
return *list.at(0);
if( bound % 2){ // odd
index = (bound - 1 ) / 2 + 1;
result = *list.at(index - 1 );
}
else { // even
index = bound / 2;
result = ((*list.at(index - 1)) + (*list.at(index)))/2;
}
return result;
}
MyList<T> MyList<T>:: get_item(int start, int end) {
MyList<T> b;
try{
if (start < 0)
start = n + start;
if (end < 0)
end = n + end;
if (start > end)
return b;
if (start > n || end > n || start < 0 || end < 0)
throw 1;
int i;
b.n = end - start + 1;
while (size < b.n)
b.double_space();
for (i = start; i <= end; ++i )
b.a[i-start] = a[i];
return b;
}
catch(int){
cout << "List index out of range" << endl;
}
}
void main()
{
cout<<"hello myList:"<<endl;
MyList list;
cout<<"定义一个链表对象。"<<endl;
cout<<"删除链表首元素"<<endl;
list.removeFirst();
int a = 1;
cout<<"加入元素1"<<endl;
list.add(a);
a = 2;
cout<<"加入元素2"<<endl;
list.add(a);
a = 3;
cout<<"加入元素3"<<endl;
list.add(a);
cout<<"长度："<<list.length<<endl;
cout<<"用length从头察看链表元素结果如下:"<<endl;
MyListNode* p = list.first;
for(int i = 0; i < list.length; i ++)
{
cout<<p->element<<',';
p = p->next;
}
cout<<endl;
cout<<"用最后一个元素是否为空从头察看链表元素结果如下:"<<endl;
for(p = list.first; p != NULL; p = p->next)
{
cout<<p->element<<',';
}
cout<<endl;
cout<<"开始去掉首元素"<<endl;
list.removeFirst();
cout<<"长度："<<list.length<<endl;
cout<<"开始去掉所有元素"<<endl;
//for(int j = 0; j < list.length; j ++)//注意length也是动态变化的
while(list.length != 0)
{
list.removeFirst();
}
cout<<"长度："<<list.length<<endl;
cout<<"再删除链表首元素"<<endl;
list.removeFirst();
cout<<"测试完毕!"<<endl;
}
bool NonCollisionHashTable::simpleInsert(int key)
{
if (!keys.isEmpty())
{
size_t hashValue = hash(key);
if (table[hashValue].second == false)
{
return false;
}
else
{
table[hashValue] = make_pair(key, false);
}
}
return true;
}
int main() {
MyList<int> ml;
int choose;
int pos, entry;
while (1) {
cout << "1.insert 2.remove 3. replace 4.size 5.empty 6.retrive 7.display" << endl;
cin >> choose;
switch (choose) {
case 1:
cin >> pos >> entry;
ml.insert(pos, entry);
break;
case 2:
cin >> pos;
ml.remove(pos, entry);
cout << entry << endl;
break;
case 3:
cin >> pos >> entry;
ml.replace(pos, entry);
break;
case 4:
cout << ml.size() << endl;
break;
case 5:
cout << ml.empty() << endl;
break;
case 6:
cin >> pos;
ml.retrieve(pos, entry);
cout << entry << endl;
break;
case 7:
ml.display();
}
}
}
int main()
{
MyList<int> list;
list.insert(1);
list.insert(2);
list.insert(3);
list.insert(4);
list.insert(5);
list.insert(6);
list.insert(7);
list.insert(8);
list.traverse(print_int);
cout << endl;
cout << "reverse list..." << endl;
//list.reverse();
list.traverse(print_int);
cout << endl;
}
int main()
{
MyList list;
list.push_back(3);
list.push_back(2);
list.push_back(10);
list.push_back(5);
list.push_back(4);
cout << "Note: The program did not specify means of input. As such, the program makes a list of 5 integers"
<< " as seen above this line in the code and sorts them.\n" << endl;
cout << "Before sort: " << list.toString();
cout << endl;
list.sort();
cout << "After Sort: "<< list.toString() << endl;
return 0;
}
int main(){
MyList r;
// Insert Data
r.insertAfter(3);
r.insertAfter(5);
//r.goHead();
r.insertAfter(9);
//r.goNext();
r.insertAfter(8);
//r.remove();
// Display Data
//r.goHead();
while (!r.end()) {
cout << r.get().getData() << ' ';
r.goNext();
}
cout << endl;
system("pause");
return 0;
}