Create scope.cpp

https://www.hackerrank.com/challenges/30-scope/problem

c++/scope.cpp

@@ -0,0 +1,21 @@
+
+    Difference(vector<int>v)
+    {
+        elements=v;
+    }
+    void computeDifference()
+    {
+        maximumDifference=0;
+        for(int i; i<elements.size(); i++)
+        {
+            for(int j=i+1;j<elements.size();j++)
+            {
+                if(abs(elements[i]-elements[j])>maximumDifference)
+                {
+                    maximumDifference=abs(elements[i]-elements[j]);
+                }
+            }
+        }
+    }
+	// Add your code here
+