优化

app/src/main/java/io/legado/app/ui/book/explore/ExploreShowViewModel.kt

@@ -74,13 +74,16 @@ class ExploreShowViewModel(application: Application) : BaseViewModel(application
         val url = exploreUrl
         if (source == null || url == null) return emptyList()
         val searchBooks = arrayListOf<SearchBook>()
+        var reverse = false
         val range = if (start <= end) {
             start .. end
         } else {
+            reverse = true
             start downTo end
         }
         for (page in range) {
             val books = WebBook.exploreBookAwait(source, url, page)
+            if (reverse) books.reverse()
             if (books.isEmpty()) break
             searchBooks.addAll(books)
         }