Update bigraph-weight-match.md

修改习题连接

diff --git a/docs/topic/graph-matching/bigraph-weight-match.md b/docs/topic/graph-matching/bigraph-weight-match.md
index 7441c9b..16741cd 100644 (file)
--- a/docs/topic/graph-matching/bigraph-weight-match.md
+++ b/docs/topic/graph-matching/bigraph-weight-match.md
@@ -230,7 +230,7 @@ author: accelsao
 
 ## 习题
 
-??? note "[UOJ #78. 二分图最大匹配](https://uoj.ac/problem/78) "
+??? note "[UOJ #80. 二分图最大权匹配](https://uoj.ac/problem/80) "
     模板题
     
     ```cpp