From 4e1590e26db6363af09e0feef0109d27d48b3958 Mon Sep 17 00:00:00 2001
From: Yuhao Ju <juguaguaji@gmail.com>
Date: Tue, 11 Apr 2023 11:14:10 +0800
Subject: [PATCH] =?UTF-8?q?update=20=200474.=E4=B8=80=E5=92=8C=E9=9B=B6=20?=
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---
 problems/0474.一和零.md | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/problems/0474.一和零.md b/problems/0474.一和零.md
index 8d79d701..6a178a25 100644
--- a/problems/0474.一和零.md
+++ b/problems/0474.一和零.md
@@ -156,6 +156,11 @@ public:
 };
 ```
 
+* 时间复杂度: O(kmn)，k 为strs的长度
+* 空间复杂度: O(mn)
+
+
+
 ## 总结
 
 不少同学刷过这道题，可能没有总结这究竟是什么背包。