Show what is written by the following segments of code, given that item1, item2, and item3 are int variables.

1.

2.

Que Type queue; item1 = 1; item2 = 0; item3 = 4; queue. Enqueue (item2); queue. Enqueue (item1); queue. Enqueue (item1 + item3); queue. Dequeue (item2); queue. Enqueue (item3*item3); queue. Enqueue (item2); queue. Enqueue (3); queue. Dequeue (item1); cout < < item1 < < endl < < item2 < < end1 < < endl; while (!queue. IsEmpty()) { } queue. Dequeue (item1); cout < < item1 < < endl;