Create BigFour.cpp

1 files changed, 89 insertions, 0 deletions

diff --git a/Utills/BigFour.cpp b/Utills/BigFour.cpp
new file mode 100644
index 0000000..383440d
--- /dev/null
+++ b/Utills/BigFour.cpp
@@ -0,0 +1,89 @@
+
+#include <iostream>
+#include <cstring>
+
+using namespace std;
+
+class Student
+{
+    char* name;
+    int* grades;
+    size_t gradesSize;
+    
+    void free()
+    {
+        delete[] name, grades;
+    }
+    
+    void copyFrom(const Student& other)
+    {
+        setName(other.name);
+        setGrades(other.grades);
+    }
+    
+    public:
+    
+    Student() : name(nullptr), grades(nullptr) {}
+    
+    Student(const Student& other)
+    {
+        copyFrom(other);
+    }
+    
+    Student& operator=(const Student& other)
+    {
+        if (this != &other)
+        {
+        	free();
+        	copyFrom(other);
+        }
+        return *this;
+    }
+    
+    ~Student()
+    {
+        free();
+    }
+    
+    const char* getName() const
+    {
+        return name;
+    }
+    
+    const int* getGrades() const
+    {
+        return grades;
+    }
+    
+    void setName(const char* givenName)
+    {
+        if(givenName == nullptr || givenName == name)
+             return;
+        delete[] name;
+        name = new char[strlen(givenName) + 1];
+        strcpy(name, givenName);
+    }
+    
+    void setGrades(const int* givenGrades, size_t size)
+    {
+        if(givenGrades == nullptr || givenGrades == grades)
+              return;
+
+        delete[] grades;
+        
+        grades = new int[size];
+        for(size_t i = 0; i< size; i++)
+            grades[i] = givenGrades[i];
+        gradesSize = size;
+    }
+    
+    
+};
+
+int main()
+{
+
+
+    return 0;
+}
+