Merge pull request #21 from Shivansh175/Shivansh175

Issue#4_reverseAnArrayAdded

Author: Nikhil-2002

Reverse_an_array/Reverse_an_array.cpp

@@ -0,0 +1,37 @@
+#include<iostream>
+using namespace std;
+int main()
+{
+    //Take an array as input
+    cout<<"Size of array is: ";
+    int n;
+    cin>>n;
+
+    //Declaring an array of size n
+    int arr[n];
+
+    //Taking the array from user
+    cout<<"Enter the array: ";
+    for(int i=0;i<n;i++)
+    {
+        cin>>arr[i];
+    }
+
+    //Reversing the entered array
+    for(int i=0;i<n/2;i++)
+    {
+        int help;
+
+        //swapping ith element from start with ith element from last
+        help=arr[i];
+        arr[i]=arr[n-i-1];
+        arr[n-1-i]=help;
+    }
+
+    //printing the reversed array
+    for(int i=0;i<n;i++)
+    {
+        cout<<arr[i]<<" ";
+    }
+    return 0;
+}