From 814ea3ec47208c7cfcf208b288fc8e6a5822782f Mon Sep 17 00:00:00 2001
From: zhicheng lee <904688436@qq.com>
Date: Wed, 31 Aug 2022 09:52:46 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=200078.=E5=AD=90=E9=9B=86.md?=
 =?UTF-8?q?=20=E5=8E=BB=E9=99=A4Java=E4=BB=A3=E7=A0=81=E4=B8=AD=E5=86=97?=
 =?UTF-8?q?=E4=BD=99=E7=9A=84=E9=83=A8=E5=88=86?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

subsetsHelper(int[] nums, int startIndex)函数的第一行包含了被去除代码的功能，因此去掉主函数中冗余的代码
---
 problems/0078.子集.md | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/problems/0078.子集.md b/problems/0078.子集.md
index 3e98311e..a9ffd696 100644
--- a/problems/0078.子集.md
+++ b/problems/0078.子集.md
@@ -180,10 +180,6 @@ class Solution {
     List<List<Integer>> result = new ArrayList<>();// 存放符合条件结果的集合
     LinkedList<Integer> path = new LinkedList<>();// 用来存放符合条件结果
     public List<List<Integer>> subsets(int[] nums) {
-        if (nums.length == 0){
-            result.add(new ArrayList<>());
-            return result;
-        }
         subsetsHelper(nums, 0);
         return result;
     }