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-rw-r--r--week13/Exercise2/Resizeable.hpp34
1 files changed, 34 insertions, 0 deletions
diff --git a/week13/Exercise2/Resizeable.hpp b/week13/Exercise2/Resizeable.hpp
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+++ b/week13/Exercise2/Resizeable.hpp
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+#pragma once
+#include "Container.hpp"
+
+template <class T>
+class Resizeable : virtual public Container<T> {
+ void resize();
+
+public:
+ void InsertAt(const T& element, unsigned index);
+};
+
+template <class T>
+void Resizeable<T>::resize() {
+ this->size++;
+ T* biggerArr = new T[this->size];
+ for (int i = 0; i < this->size - 1; i++) {
+ biggerArr[i] = this->arr[i];
+ }
+ delete[] this->arr;
+ this->arr = biggerArr;
+}
+
+template <class T>
+void Resizeable<T>::InsertAt(const T& element, unsigned index) {
+ if (index >= this->size) {
+ throw "Index out of range!";
+ }
+
+ resize();
+ for (int i = this->size - 1; i > index; i++) {
+ this->arr[i] = this->arr[i-1];
+ }
+ this->arr[index] = element;
+}