OOP HomeWork

oop_hw3/hw5/main.cpp

@@ -0,0 +1,39 @@
+#include <iostream>
+#include <iomanip>
+#include "vector.h"
+
+using namespace std;
+int main() {
+	Vector<int> test;
+	Vector<string> stest;
+	int m, n;
+	cin >> m >> n;
+	test = Vector<int>(m, n);
+	stest = Vector<string>(m, n);
+	for (int i = 0;i < m;i++) {
+		for (int j = 0;j < n;j++) {
+			cin >> test[i][j];
+		}
+	}
+	for (int i = 0;i < m;i++) {
+		for (int j = 0;j < n;j++) {
+			cin >> stest[i][j];
+		}
+	}
+	test[0][0] = -1;
+	stest[0][0] = "Hello, world!";
+	for (int i = 0;i < m;i++) {
+		for (int j = 0;j < n;j++) {
+			cout << setw(4) << test[i][j];
+		}
+		cout << endl;
+	}
+	for (int i = 0;i < m;i++) {
+		for (int j = 0;j < n;j++) {
+			cout << setw(20) << right << stest[i][j];
+		}
+		cout << endl;
+	}
+
+	return 0;
+}

oop_hw3/hw5/vector.h

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+#ifndef VECTOR_H
+#define VECTOR_H
+#include <iostream>
+
+template<class T>
+class Vector {
+private:
+	T** p;
+	int hang;
+	int lie;
+public:
+	Vector();
+	Vector(int m, int n);
+	Vector& operator=(const Vector& x);
+	T* operator[](int x);
+	void AlterElement(int m, int n, T x);
+	~Vector();
+};
+
+template<class T>
+Vector<T>::Vector() {
+	p = nullptr;
+	hang = 0;
+	lie = 0;
+}
+
+template<class T>
+Vector<T>::Vector(int m, int n) {
+	hang = m;
+	lie = n;
+	p = new T * [m];
+	for (int i = 0;i < m;i++) {
+		p[i] = new T[n];
+	}
+}
+
+template<class T>
+Vector<T>::~Vector() {
+	if (p) {
+		for (int i = 0; i < hang; i++) {
+			delete[] p[i];
+		}
+		delete[] p;
+	}
+}
+
+template<class T>
+Vector<T>& Vector<T>::operator=(const Vector& x) {
+	if (p) {
+		for (int i = 0; i < hang; i++) {
+			delete[] p[i];
+		}
+		delete[] p;
+	}
+	hang = x.hang;
+	lie = x.lie;
+	p = new T * [hang];
+	for (int i = 0; i < hang; i++) {
+		p[i] = new T[lie];
+		for (int j = 0; j < lie; j++) {
+			p[i][j] = x.p[i][j];
+		}
+	}
+	return *this;
+}
+
+template<class T>
+T* Vector<T>::operator[](int x)
+{
+	return p[x];
+}
+
+template<class T>
+inline void Vector<T>::AlterElement(int m, int n, T x)
+{
+	p[m][n] = x;
+}
+
+
+
+#endif // !VECTOR_H