Can anybody explain why in the output I am not getting Italy. All I am seeing in the output is hello world.
posted 8 years ago
Because after the second pass through the loop i is 2, while q.size() is 1 since the first two elements have been removed. Modifying a collection that you're iterating through is a dangerous thing to do. If you use an Iterator instead you'll see all elements:
or you can always print the first element in a loop: