100 lines
1.4 KiB
C
100 lines
1.4 KiB
C
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#pragma once
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#include <iostream>
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template <class T>
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class Vector
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{
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public:
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Vector(unsigned int Size=0,T init=NULL);
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void Resize(unsigned int newSize,T init=NULL);
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void PushBack(T a);
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~Vector();
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unsigned int GetSize() { return m_size; };
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T& operator[](int index);
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private:
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unsigned int m_size;
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T* m_data =nullptr;
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};
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template<class T>
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Vector<T>::Vector(unsigned int Size, T init )
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:m_size(Size)
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{
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m_data = new T[m_size];
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for (size_t i = 0; i < m_size; i++)
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{
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m_data[i] = init;
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}
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}
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template<class T>
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void Vector<T>::Resize(unsigned int newSize,T init)
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{
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if (newSize == m_size) return;
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T* temp = m_data;
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m_data = new T[newSize];
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for (size_t i = 0; i < newSize; i++)
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{
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if (i < m_size) m_data[i] = temp[i];
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else m_data[i] = init;
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}
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m_size = newSize;
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delete[] temp;
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}
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template<class T>
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void Vector<T>::PushBack(T a)
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{
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Resize(m_size + 1);
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m_data[m_size-1] = a;
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}
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template<class T>
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Vector<T>::~Vector()
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{
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delete[] m_data;
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}
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template<class T>
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T& Vector<T>::operator[](int index)
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{
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if (index >= m_size) {
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std::cout << "Array index out of bound, exiting";
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exit(0);
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}
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return m_data[index];
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}
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template<class T>
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std::ostream& operator<< (std::ostream& out, Vector<T>& a)
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{
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unsigned int len = a.GetSize();
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for (size_t i = 0; i < len; i++)
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{
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out << a[i] ;
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if (i < len - 1) out << ',';
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}
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return out;
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}
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