Added 4 CPP solutions to HR

varunu28 · varunu28 · commit 8d866cae6922 · 2018-02-17T07:26:31.000-08:00
diff --git a/Hackerrank/C++/Inheritence/Inheritence Introduction.cpp b/Hackerrank/C++/Inheritence/Inheritence Introduction.cpp
@@ -0,0 +1,31 @@
+#include <cmath>
+#include <cstdio>
+#include <vector>
+#include <iostream>
+#include <algorithm>
+using namespace std;
+
+
+class Triangle{
+    public:
+       void triangle(){
+           cout<<"I am a triangle\n";
+       }
+};
+class Isosceles : public Triangle{
+    public:
+       void isosceles(){
+          cout<<"I am an isosceles triangle\n";
+       }
+        //Write your code here.
+       void description() {
+           cout << "In an isosceles triangle two sides are equal\n";
+       }
+};
+int main(){
+    Isosceles isc;
+    isc.isosceles();
+     isc.description();
+    isc.triangle();
+    return 0;
+}
diff --git a/Hackerrank/C++/Inheritence/Multi Level Inheritence.cpp b/Hackerrank/C++/Inheritence/Multi Level Inheritence.cpp
@@ -0,0 +1,37 @@
+#include <cmath>
+#include <cstdio>
+#include <vector>
+#include <iostream>
+#include <algorithm>
+using namespace std;
+
+class Triangle{
+   public:
+      void triangle(){
+         cout<<"I am a triangle\n";
+      }
+};
+
+class Isosceles : public Triangle{
+     public:
+        void isosceles(){
+          cout<<"I am an isosceles triangle\n";
+        }
+};
+
+class Equilateral : public Isosceles {
+    public:
+        void equilateral() {
+            cout << "I am an equilateral triangle\n";
+        }
+};
+   
+//Write your code here.
+int main(){
+  
+    Equilateral eqr;
+    eqr.equilateral();
+    eqr.isosceles();
+    eqr.triangle();
+    return 0;
+}
diff --git a/Hackerrank/C++/Inheritence/Rectangle Area.cpp b/Hackerrank/C++/Inheritence/Rectangle Area.cpp
@@ -0,0 +1,54 @@
+include <iostream>
+
+using namespace std;
+
+
+/*
+ * Create classes Rectangle and RectangleArea
+ */
+class Rectangle {
+    public:
+        int height;
+        int width;
+        
+        void display() {
+            cout << height << " " << width << endl;
+        }
+};
+
+class RectangleArea : public Rectangle {
+    public:
+    
+        void read_input() {
+            cin >> this->height >> this->width;
+        }
+    
+        void display() {
+            cout << this->height*this->width << endl;
+        }
+};
+
+int main()
+{
+    /*
+     * Declare a RectangleArea object
+     */
+    RectangleArea r_area;
+    
+    /*
+     * Read the width and height
+     */
+    r_area.read_input();
+    
+    /*
+     * Print the width and height
+     */
+    r_area.Rectangle::display();
+    
+    /*
+     * Print the area
+     */
+    r_area.display();
+    
+    return 0;
+}
diff --git a/Hackerrank/C++/STL/Print Pretty.cpp b/Hackerrank/C++/STL/Print Pretty.cpp
@@ -0,0 +1,25 @@
+#include <iostream>
+#include <iomanip> 
+using namespace std;
+
+int main() {
+	int T; cin >> T;
+	cout << setiosflags(ios::uppercase);
+	cout << setw(0xf) << internal;
+	while(T--) {
+		double A; cin >> A;
+		double B; cin >> B;
+		double C; cin >> C;
+		cout << hex << left << showbase << nouppercase; 
+        cout << (long long) A << endl;
+
+        cout << dec << right << setw(15) << setfill('_') << showpos << fixed << setprecision(2); 
+        cout << B << endl; 
+
+        cout << scientific << uppercase << noshowpos << setprecision(9); 
+        cout << C << endl;
+
+	}
+
+	return 0;
+}
