.....

problem-1/array.h

@@ -3,4 +3,58 @@
 
 // Put your class declaration here
 
+class arr {
+
+private :
+
+	int n;
+	int *a = new int[n];
+public :
+
+	arr();
+
+	arr(int in);
+
+	arr(const arr& arr2);
+
+	arr::arr(const arr & obj);
+
+	~arr();
+
+	int getSize();
+
+	void readElement();
+
+	double calculateAverage(int a[], int n);
+
+	int getElement(int array[], int n, int x);
+
+	void print();
+
+	arr operator+(arr a2);
+	arr operator-(arr a2);
+	arr operator/(arr a2);
+	arr operator*(arr a2);
+	int &operator[] (int indux);
+	arr operator+=(arr b2);
+	arr operator-=(arr b2);
+	arr operator/=(arr b2);
+	arr operator*=(arr b2);
+	arr operator-();
+
+	friend istream &operator>>(istream& input, arr& a) {
+
+		input >> a.n;
+		return input;
+	}
+	friend ostream &operator<<(ostream&output, arr& a) {
+
+		output << a.n;
+
+		return output;
+
+	}
+
+};
+
 #endif