Enq 0
Deq 0
Increment count 0
Enq 1
Deq 1
Increment count 1
Enq 2
Deq 2
Increment count 2
Enq 3
Deq 3
Increment count 3
Enq 4
Deq 4
Increment count 4
Enq 5
Increment count 5
Deq 5
Enq 6
Increment count 6
Deq 6
Enq 7
Increment count 7
Deq 7
Enq 8
Increment count 8
Deq 8
Enq 9
Increment count 9
Deq 9
Increment count 10
Increment count 11