solves cpp class templates

Author: anishLearnsToCode

README.md

@@ -83,7 +83,7 @@ The C++ Domain is further Divided into the following sub-domains.
 
 | Problem | Difficulty | Solution |
 |---------|:----------:|:--------:|
-| [C++ Class Templates](https://www.hackerrank.com/challenges/c-class-templates) | Easy | [![cpp](https://img.icons8.com/color/35/000000/c-plus-plus-logo.png)]() |
+| [C++ Class Templates](https://www.hackerrank.com/challenges/c-class-templates) | Easy | [![cpp](https://img.icons8.com/color/35/000000/c-plus-plus-logo.png)](other-concepts/cpp-class-templates.cpp) |
 | [Preprocessor Solution](https://www.hackerrank.com/challenges/preprocessor-solution) | Easy | [![cpp](https://img.icons8.com/color/35/000000/c-plus-plus-logo.png)]() |
 | [Operator Overloading](https://www.hackerrank.com/challenges/operator-overloading) | Medium | [![cpp](https://img.icons8.com/color/35/000000/c-plus-plus-logo.png)]() |
 | [Overload Operators](https://www.hackerrank.com/challenges/overload-operators) | Easy | [![cpp](https://img.icons8.com/color/35/000000/c-plus-plus-logo.png)]() |

other-concepts/cpp-class-templates.cpp

@@ -0,0 +1,66 @@
+#include <cmath>
+#include <cstdio>
+#include <vector>
+#include <iostream>
+using namespace std;
+
+/*Write the class AddElements here*/
+
+template <class T> class AddElements {
+public:
+    T element;
+    AddElements(T i) {element = i;}
+    T add(T i) {return element+i;}
+private:
+
+};
+
+// the actual solution
+template <> class AddElements <string> {
+public:
+    string element;
+    AddElements(string i) {element = i;}
+    string concatenate(string element2) {return element+element2;}
+private:
+
+};
+
+// boiler plate required because the locked stub fof code by hackerrank is slow
+int start_up() {
+    ios_base::sync_with_stdio(false);
+    cin.tie(NULL);
+    return 0;
+}
+
+int static r = start_up();
+
+#define endl '\n';
+
+
+int main () {
+    int n,i;
+    cin >> n;
+    for(i=0;i<n;i++) {
+        string type;
+        cin >> type;
+        if(type=="float") {
+            double element1,element2;
+            cin >> element1 >> element2;
+            AddElements<double> myfloat (element1);
+            cout << myfloat.add(element2) << endl;
+        }
+        else if(type == "int") {
+            int element1, element2;
+            cin >> element1 >> element2;
+            AddElements<int> myint (element1);
+            cout << myint.add(element2) << endl;
+        }
+        else if(type == "string") {
+            string element1, element2;
+            cin >> element1 >> element2;
+            AddElements<string> mystring (element1);
+            cout << mystring.concatenate(element2) << endl;
+        }
+    }
+    return 0;
+}