diff --git a/1 November  Swap and Maximize b/1 November  Swap and Maximize
new file mode 100644
index 0000000..639eeab
--- /dev/null
+++ b/1 November  Swap and Maximize	
@@ -0,0 +1,16 @@
+class Solution {
+  public:
+    long long maxSum(vector<int>& arr) {
+      int n=arr.size();
+      long long sum=0;
+      int start=0;
+      int end=n-1;
+      sort(arr.begin(),arr.end());
+      for(int i=0;i<n;i++){
+          sum+=abs(arr[start]-arr[end]);
+          start++;
+          end--;
+      }
+      return sum;
+    }
+};