From 925de99c55f8715bf2e1f0ac554482a8dcc56164 Mon Sep 17 00:00:00 2001
From: chayan das <110921638+Chayandas07@users.noreply.github.com>
Date: Mon, 21 Oct 2024 23:44:30 +0530
Subject: [PATCH] Create 21 October  Split the Array

---
 21 October  Split the Array | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 21 October  Split the Array

diff --git a/21 October  Split the Array b/21 October  Split the Array
new file mode 100644
index 0000000..514d1d9
--- /dev/null
+++ b/21 October  Split the Array	
@@ -0,0 +1,19 @@
+class Solution {
+  public:
+    int countgroup(vector<int>& arr) {
+        // Complete the function
+        int mod=1e9+7;
+        int x=arr[0];
+        for(int i=1;i<arr.size();i++){
+            x^=arr[i];
+        }
+        if(x!=0){
+            return 0;
+        }
+        int ans=1;
+        for(int i=0;i<arr.size()-1;i++){
+            ans=(2*ans)%mod;
+        }
+        return ans-1;
+    }
+};