Create code.cpp

Author: kasyap1234

bfs_graph/code.cpp

@@ -0,0 +1,33 @@
+class Solution {
+  public:
+    // Function to return Breadth First Traversal of given graph.
+    vector<int> bfsOfGraph(int V, vector<int> adj[]) {
+        // Code here
+         bool  vis[V]; 
+         for(int i=0;i<V;i++){
+             vis[i]=false; 
+         }
+         
+         vis[0]=true ; 
+         
+        queue<int>q; 
+        q.push(0); 
+        vector<int>res; 
+         
+       while (!q.empty()){
+           int s=q.front(); 
+           res.push_back(s); 
+           
+           q.pop(); 
+           for(auto i : adj[s]){
+               if(!vis[i]){
+               q.push(i); 
+               vis[i]=true; 
+               }
+               
+           }
+       }
+       return res; 
+       
+    }
+};