How iterator is working in this code

#1

for(int nbr:l[node]){
if(!visited[nbr]){
q.push(nbr);
//mark that nbr as visietd
visited[nbr]=true;
}
}

code- https://ide.codingblocks.com/s/325401

#2

hi @divesh2000 this is an alternate way to write a for loop
nbr will give you each element of l[node] one by one

#3

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