add:Assignment,Cipher,Dichpher

Challenge Yourself Here/Labs/Lab-section-A/lab_05_OOP/task1.cpp

@@ -1,11 +0,0 @@
-#include <iostream>
-
-using namespace std;
-
-int main()
-{
-
-    char *arr = "abc";
-    cout << *arr << "\n";
-    return 0;
-}

Challenge Yourself Here/SmartPractice/Operator_Overloading/AggregationComposition/task1.cpp

@@ -0,0 +1,39 @@
+#include <iostream>
+
+using namespace std;
+
+class List
+{
+private:
+    int *list=nullptr;
+    int count;
+
+public:
+    List(const int &count) : count(count)
+    {
+        list = new int[count];
+        for (int i = 0; i < count; i++)
+        {
+            list[i] = (rand() % (99 - 10) + 1) + 10;
+        }
+    }
+    friend ostream& operator <<(ostream& out,const List& list )
+    {
+        out<<"The elements in the List :\n";
+        for(int i=0;i<list.count;i++)
+        {
+            out<<list.list[i]<<"\n";
+        }
+        return out;
+    }
+    ~List()
+    {
+        delete list;
+    }
+};
+int main()
+{
+    List list1(10);
+    cout<<list1;
+    return 0;
+}

Challenge Yourself Here/SmartPractice/Operator_Overloading/AggregationComposition/task2.cpp

@@ -0,0 +1,62 @@
+#include <iostream>
+
+using namespace std;
+
+class List
+{
+private:
+    int *list = nullptr;
+    int count;
+
+public:
+    List(const int &count) : count(count)
+    {
+        list = new int[count];
+        for (int i = 0; i < count; i++)
+        {
+            list[i] = (rand() % (99 - 10) + 1) + 10;
+        }
+    }
+    friend ostream &operator<<(ostream &out, const List &list)
+    {
+        for (int i = 0; i < list.count; i++)
+        {
+            out << list.list[i] << "   ";
+        }
+        return out;
+    }
+    ~List()
+    {
+        delete list;
+    }
+};
+class fiveLists
+{
+private:
+    List *five[5];
+
+public:
+    fiveLists()
+    {
+        for (int i = 0; i < 5; i++)
+            five[i] = new List{(rand() % (5 - 10) + 1) + 5};
+    }
+    void show()
+    {
+        for (int i = 0; i < 5; i++)
+        {
+            cout << *(five[i]) << "\n";
+        }
+    }
+    ~fiveLists()
+    {
+        for (int i = 0; i < 5; i++)
+            delete five[i];
+    }
+};
+int main()
+{
+    fiveLists l;
+    l.show();
+    return 0;
+}

Challenge Yourself Here/SmartPractice/Operator_Overloading/AggregationComposition/task3.cpp

@@ -0,0 +1,87 @@
+#include<iostream>
+
+using namespace std;
+class List
+{
+private:
+    int *list = nullptr;
+    int count;
+
+public:
+    List(const int &count) : count(count)
+    {
+        list = new int[count];
+        for (int i = 0; i < count; i++)
+        {
+            list[i] = (rand() % (99 - 10) + 1) + 10;
+        }
+    }
+    friend ostream &operator<<(ostream &out, const List &list)
+    {
+        for (int i = 0; i < list.count; i++)
+        {
+            out << list.list[i] << "   ";
+        }
+        return out;
+    }
+    ~List()
+    {
+        delete list;
+    }
+};
+class fiveLists_
+{
+private:
+ List* arr[5];
+public:
+    fiveLists_()
+    {
+        for(int i=0;i<5;i++)
+            arr[i]=nullptr;
+    }
+    void addList(int listnumber,int size)
+    {
+        arr[listnumber]=new List{size};
+    }
+    void removeList(int listNumber)
+    {
+        delete arr[listNumber];
+        arr[listNumber]=nullptr;
+    }
+    void show()
+    {
+        for(int i=0;i<5;i++)
+        {
+            if(arr[i]!=nullptr)
+            {
+                cout<<*(arr[i])<<"\n";
+            }
+            else
+            {
+                cout<<"Empty List "<<i<<"\n";
+            }
+        }
+    }
+    ~fiveLists_()
+    {
+           for(int i=0;i<5;i++)
+        {
+            if(arr[i]!=nullptr)
+            {
+                delete arr[i];
+            }
+        }
+    }
+
+};
+int main()
+{
+  fiveLists_ list1;
+  list1.addList(0,5);
+  list1.addList(2,10);
+  list1.addList(4,15);
+  list1.removeList(2);
+  list1.show();
+
+    return 0;
+}

Projects/Bankist_App/CIpher_DICPher/main.cpp

@@ -0,0 +1,102 @@
+#include <iostream>
+#include <conio.h>
+#include <windows.h>
+#include <fstream>
+using namespace std;
+
+void spaces()
+{
+    for (int i = 0; i < 3; i++)
+    {
+        cout << endl;
+    }
+}
+int display()
+{
+    spaces();
+    int n;
+    cout << "\t\t\tEnter 1 to Encrypt the message" << endl;
+    cout << "\t\t\tEnter 2 to Decrypt the messege" << endl;
+    cin >> n;
+    while (n != 1 && n != 2)
+    {
+        cout << "Invalid Input! Enter AGAIN: ";
+        cin >> n;
+    }
+    cout << endl;
+    system("cls");
+    return n;
+}
+void print(char *chArr, const int &size)
+{
+    for (int i = 0; i < size; i++)
+    {
+        cout << chArr[i];
+    }
+    cout << endl;
+}
+void encryptMessage(char *&chArr, int &size)
+{
+    char ch;
+    do
+    {
+        ch = getch();
+        char *temp = new char[size + 1];
+        for (int i = 0; i < size; i++)
+        {
+            temp[i] = chArr[i];
+        }
+        temp[size - 1] = ch;
+        temp[size] = '\0';
+        size++;
+        delete[] chArr;
+        chArr = temp;
+        system("cls");
+        spaces();
+        cout << "\t\t\t Enter the message:\n\n\n\t\t";
+
+        print(chArr, size);
+    } while (ch != 13);
+}
+
+int main()
+{
+    int event = display();
+    ofstream out;
+    ifstream in;
+    switch (event)
+    {
+    case 1:
+    {
+        spaces();
+        cout << "\t\t\t Enter the message :";
+        int size = 1;
+        int code;
+        char *chArr = new char[size]{'\0'};
+        encryptMessage(chArr, size);
+        spaces();
+        cout << "\t\t\t Enter your encrepted code :\n\t\t\t";
+        cin >> code;
+
+        cout << "\t\t\t Encrpyting......\n";
+        out.open("encrypted.txt");
+        for (int i = 0; i < size; i++)
+        {
+            char temp=chArr[i] + ((987%89)*700)%34+56;
+            out << temp;
+        }
+
+        // Sleep(3 * 1000);
+        system("cls");
+        spaces();
+        cout << "\t\t\t Your Message encrypted Successfully.\n";
+        break;
+    }
+    case 2:
+    {
+        break;
+    }
+    }
+
+    return 0;
+}