Create GamewithNos.cpp

Leetcode-Easy/GamewithNos.cpp

@@ -0,0 +1,46 @@
+//{ Driver Code Starts
+#include<bits/stdc++.h>
+using namespace std;
+
+
+int* game_with_number(int arr[], int n);
+
+int main()
+{
+
+    int t;cin>> t;
+    while(t--)
+    {
+        int n;
+        cin >> n;
+        int arr[n];
+
+        for(int i=0;i<n;i++)
+            cin>>arr[i];
+
+        int *arr2;
+
+        arr2 = game_with_number(arr, n);
+        for(int i = 0;i < n; i++)
+            cout << arr2[i] << " ";
+
+        cout << endl;
+
+    }
+
+}
+
+// } Driver Code Ends
+
+
+int* game_with_number(int arr[], int n)
+{
+
+    for(int d=0;d < n-1;d++)
+    {
+        arr[d] = arr[d]^arr[d+1];
+    }
+
+    return arr;
+
+}