code: func (queue *queue) Push(element interface{}) {
  	if queue.size == queue.cap {
  		queue.resize(queue.cap * 2)
  	}
  
  	queue.elements[queue.end%int64(queue.cap)] = element
  	queue.end++
  	queue.size++
  }
docs: // Push adds an element at the end of the queue.