From 972e66299ae7a6287925736bcbf2b3701e9e98fe Mon Sep 17 00:00:00 2001
From: vamsi-98 <vamsiksk.220998@gmail.com>
Date: Sat, 9 Oct 2021 14:11:16 +0530
Subject: [PATCH] refactor(dfs-cpp): refactored the dfs function in cpp
 implementation

---
 DFS/cpp/dfs.cpp | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/DFS/cpp/dfs.cpp b/DFS/cpp/dfs.cpp
index 60cb5801..93ec2fa8 100644
--- a/DFS/cpp/dfs.cpp
+++ b/DFS/cpp/dfs.cpp
@@ -22,15 +22,14 @@ void dfs(int node)
     visited[node] = true;
 
     // For all nodes adjacent to the given node and have not yet been visited, we apply DFS function again.
-    for(int i=0;i<v[node].size();i++)
-    {
-        int u = v[node][i];
-        if(!visited[u])
-        {
-            cout<<u<<"  ";
-            dfs(u);
+
+    for(auto neighbour: v[node]){
+        if( !visited[neighbour]){
+           cout << neighbour << " ";
+           dfs(neighbour);
         }
-    }
+
+    }    
 }
 
 int main()