From c67f7f4a76bab76a9240d6cd3670faff2ff7fd88 Mon Sep 17 00:00:00 2001
From: zhangxiaoli73 <380761639@qq.com>
Date: Fri, 9 Jun 2017 16:37:50 +0800
Subject: [PATCH] unchange Euclidean input (#991)