1z Library -

namespace z1 {

int main() { z1::zarray<int> arr; arr.push_back(3); arr.push_back(1); arr.push_back(2); 1z library

void push_back(const T& value) { if (size_ == capacity_) { capacity_ += (capacity_ == 0) ? 1 : capacity_; T* new_data = new T[capacity_]; if (data_) { for (int i = 0; i < size_; ++i) { new_data[i] = data_[i]; } delete[] data_; } data_ = new_data; } data_[size_++] = value; } namespace z1 { int main() { z1::zarray&lt;int&gt; arr; arr

Here is a sample implementation of the 1z library: T* new_data = new T[capacity_]

// A simple zarray class template <typename T> class zarray { public: zarray() : data_(nullptr), size_(0), capacity_(0) {}