[w11] Solved exercises

1 files changed, 117 insertions, 0 deletions

diff --git a/week11/Exercise06/TwoArray.hpp b/week11/Exercise06/TwoArray.hpp
new file mode 100644
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--- /dev/null
+++ b/week11/Exercise06/TwoArray.hpp
@@ -0,0 +1,117 @@
+#pragma once
+
+template <class T, class U>
+class TwoArray {
+	T* first;
+	U* second;
+	unsigned allocated;
+	unsigned size;
+
+	void free();
+	void copyFrom(const TwoArray& other);
+
+public:
+	TwoArray();
+	~TwoArray();
+	TwoArray(const TwoArray& other);
+	TwoArray& operator=(const TwoArray& other);
+	TwoArray(TwoArray&& other);
+	TwoArray& operator=(TwoArray&& other);
+
+	T& operator[](int index);
+	const T& operator[](int index) const;
+	U& operator()(int index);
+	const U& operator()(int index) const;
+};
+
+template <class T, class U>
+void TwoArray<T, U>::free() {
+	delete[] first;
+	delete[] second;
+}
+
+template <class T, class U>
+void TwoArray<T, U>::copyFrom(const TwoArray& other) {
+	this->size = other.size;
+	this->allocated = other.allocated;
+	first = new T[allocated];
+	second = new U[allocated];
+	for (int i = 0; i < size; i++) {
+		first[i] = other.first[i];
+		second[i] = other.second[i];
+	}
+}
+
+template <class T, class U>
+TwoArray<T, U>::TwoArray() {
+	first = second = nullptr;
+	size = allocated = 0;
+}
+
+template <class T, class U>
+TwoArray<T, U>::~TwoArray() {
+	free();
+}
+
+template <class T, class U>
+TwoArray<T, U>::TwoArray(const TwoArray& other) {
+	copyFrom(other);
+}
+
+template <class T, class U>
+TwoArray<T, U>& TwoArray<T, U>::operator=(const TwoArray& other) {
+	if (this != &other) {
+		free();
+		copyFrom(other);
+	}
+	return *this;
+}
+
+template <class T, class U>
+TwoArray<T, U>::TwoArray(TwoArray&& other) {
+	this->first = other.first;
+	other.first = nullptr;
+	this->second = other.second;
+	other.second = nullptr;
+	this->allocated = other.allocated;
+	this->size = other.size;
+}
+
+template <class T, class U>
+TwoArray<T, U>& TwoArray<T, U>::operator=(TwoArray&& other) {
+	if (this != &other) {
+		free();
+
+		this->first = other.first;
+		other.first = nullptr;
+		this->second = other.second;
+		other.second = nullptr;
+		this->allocated = other.allocated;
+		this->size = other.size;
+	}
+	return *this;
+}
+
+template <class T, class U>
+T& TwoArray<T, U>::operator[](int index) {
+	if (index < 0 || index >= size) throw "Invalid index!";
+	return first[index];
+}
+
+template <class T, class U>
+const T& TwoArray<T, U>::operator[](int index) const {
+	if (index < 0 || index >= size) throw "Invalid index!";
+	return first[index];
+}
+
+template <class T, class U>
+U& TwoArray<T, U>::operator()(int index) {
+	if (index < 0 || index >= size) throw "Invalid index!";
+	return second[index];
+}
+
+template <class T, class U>
+const U& TwoArray<T, U>::operator()(int index) const {
+	if (index < 0 || index >= size) throw "Invalid index!";
+	return second[index];
+}