Topic: Queue
Questions Successfully Completed: 1
1) Queue Reversal | Easy |
public Queue<Integer> rev(Queue<Integer> q){
//add code here.
// Make Queue -> Stack
Stack<Integer> sq = new Stack<>();
while(q.size()>0){
sq.push(q.remove());
}
while(sq.size()>0){
q.add(sq.pop());
}
return q;
}
Thank you for reading :)