question: returns the number of elements currently in the queue . concode_field_sep int mGetPtr concode_elem_sep IntArrayList mIntList concode_field_sep void compact concode_elem_sep int hashCode concode_elem_sep int get concode_elem_sep boolean equals concode_elem_sep Object clone concode_elem_sep void put concode_elem_sep int capacity concode_elem_sep int peek concode_elem_sep int peek
target: int function ( ) { return mIntList . size ( ) - mGetPtr ; }