code: func (l *SimpleLRUCache) Get(key Key) (value Value, ok bool) {
  	element, exists := l.elements[string(key.Hash())]
  	if !exists {
  		return nil, false
  	}
  	l.cache.MoveToFront(element)
  	return element.Value.(*cacheEntry).value, true
  }
docs: // Get tries to find the corresponding value according to the given key.