Method enqueue

src/common/queue.rs:20–22

Adds the item to this queue

(&mut self, v: T)

impl<T> Queue<T> {
    /// Adds the item to this queue
    pub fn enqueue(&mut self, v: T) {
        self.ll.push_back(v);
    }

    /// Removes and returns the item on this queue that was least recently added
    pub fn dequeue(&mut self) -> Option<T> {