From 3c203b84036194ddcc4b863290a07d0c88246496 Mon Sep 17 00:00:00 2001
From: kunfei <gekunfei@live.com>
Date: Thu, 13 Feb 2020 21:36:08 +0800
Subject: [PATCH] =?UTF-8?q?feat:=20=E4=BC=98=E5=8C=96=E4=BB=A3=E7=A0=81?=
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---
 app/src/main/java/io/legado/app/ui/book/group/GroupViewModel.kt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/src/main/java/io/legado/app/ui/book/group/GroupViewModel.kt b/app/src/main/java/io/legado/app/ui/book/group/GroupViewModel.kt
index 6045ad832..eb811766e 100644
--- a/app/src/main/java/io/legado/app/ui/book/group/GroupViewModel.kt
+++ b/app/src/main/java/io/legado/app/ui/book/group/GroupViewModel.kt
@@ -12,7 +12,7 @@ class GroupViewModel(application: Application) : BaseViewModel(application) {
             var id = 1
             val idsSum = App.db.bookGroupDao().idsSum
             while (id and idsSum != 0) {
-                id *= 2
+                id = id.shl(1)
             }
             val bookGroup = BookGroup(
                 groupId = id,