Init

Lab1_5.cpp

@@ -0,0 +1,60 @@
+#include <iostream>
+#include <iomanip>
+using namespace std;
+class candidate
+{
+public:
+	int id;
+	char* name;
+private:
+	float math, physics, chemistry;
+public:
+	candidate(int id, char* name, float math, float physics, float chemistry)
+	{
+		this->id = id;
+		this->name = name;
+		this->math = math;
+		this->physics = physics;
+		this->chemistry = chemistry;
+	}
+	~candidate()
+	{
+		id = 0;
+		delete[] name;
+		name = NULL;
+		math = 0;
+		physics = 0;
+		chemistry = 0;
+	}
+	float total_grade()
+	{
+		return (math + physics + chemistry);
+	}
+};
+int main()
+{
+	candidate *t;
+	float tongdiem;
+	int id;
+	char *name = new char[256];
+	float math, physics, chemistry;
+	cout << "Nhap id: " << endl;
+	cin >> id;
+	cout << "Nhap ten: " << endl;
+	cin.clear();
+	cin.ignore(999, '\n');
+	cin.getline(name, 256);
+	cout << "Nhap diem Toan: " << endl;
+	cin >> math;
+	cout << "Nhap diem Ly: " << endl;
+	cin >> physics;
+	cout << "Nhap diem Hoa: " << endl;
+	cin >> chemistry;
+	t = new candidate(id, name, math, physics, chemistry);
+	tongdiem = t->total_grade();
+	cout << "Tong diem: " << setprecision(4) << tongdiem << endl;
+	delete t;
+	t = NULL;
+	system("pause");
+	return 0;
+}