hacktoberfest-2022

lab2.cpp

@@ -0,0 +1,72 @@
+// Implement C++ program for finding out the saddle point in a matrix.
+#include <iostream>
+using namespace std;
+class saddle_pt
+{
+    int a[3][3];
+    public:
+    void input()
+    {
+        cout << "Enter data in Matrix : " << endl;
+        for (int i = 0; i < 3; i++)
+        {
+            for (int j = 0; j < 3; j++)
+            {
+                cout << "Enter element [" << i << "," << j << "] : ";
+                cin >> a[i][j];
+            }
+        }
+    }
+    void display()
+    {
+        cout << "\nMatrix : " << endl;
+        for (int i = 0; i < 3; i++)
+        {
+            for (int j = 0; j < 3; j++)
+            {
+                cout << a[i][j] << " ";
+            }
+            cout << endl;
+        }
+    }
+    void ifSaddlePoint()
+    {
+        bool check;
+        int ch = 0;
+        cout << endl;
+        for (int i = 0; i < 3; i++)
+        {
+            for (int j = 0; j < 3; j++)
+            {
+                check = false;
+                for (int k = 0; k < 3; k++)
+                {
+                    if (a[i][j] >= a[k][j] && a[i][j] <= a[i][k])
+                        check = true;
+                    else
+                    {
+                        check = false;
+                        break;
+                    }
+                }
+                if (check == true)
+                {
+                    cout << a[i][j] << " is the Saddle point at position " << i << "," << j << endl
+                         << endl;
+                    ch++;
+                }
+            }
+        }
+        if (ch == 0)
+            cout << "There's no Saddle point in the matrix.\n"
+                 << endl;
+    }
+};
+int main()
+{
+    saddle_pt obj;
+    obj.input();
+    obj.display();
+    obj.ifSaddlePoint();
+    return 0;
+}

lab3.cpp

@@ -0,0 +1,57 @@
+// Implement C++ program for Random password generation
+#include <iostream>
+using namespace std;
+class R_password
+{
+    public:
+    void generate()
+    {
+        cout << "All possible passwords out of '1, 3, a, s, t and i' are : " << endl;
+        string str = "13asti", str1 = "13asti";
+        for (int i = 0; i < 6; i++)
+        {
+            for (int j = 0; j < 6; j++)
+            {
+                for (int k = 0; k < 6; k++)
+                {
+                    for (int l = 0; l < 6; l++)
+                    {
+                        for (int m = 0; m < 6; m++)
+                        {
+                            for (int n = 0; n < 6; n++)
+                            {
+                                str1[0] = str[i];
+                                str1[1] = str[j];
+                                str1[2] = str[k];
+                                str1[3] = str[l];
+                                str1[4] = str[m];
+                                str1[5] = str[n];
+                                bool check = true;
+                                for (int p = 0; p < 6; p++)
+                                {
+                                    for (int q = 0; q < 6; q++)
+                                    {
+                                        if (p == q)
+                                            continue;
+                                        if (str1[p] == str1[q])
+                                            check = false;
+                                    }
+                                }
+                                if (check == true)
+                                {
+                                    cout << str1 << " ";
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+};
+int main()
+{
+    R_password obj;
+    obj.generate();
+    return 0;
+}