Update docs/search/opt.md

Co-Authored-By: ouuan <1609483441@qq.com>

diff --git a/docs/search/opt.md b/docs/search/opt.md
index 3c0bbbf..ea71720 100644 (file)
--- a/docs/search/opt.md
+++ b/docs/search/opt.md
@@ -113,7 +113,7 @@ void dfs(传入数值) {
 
     $1 \leq t_{i,k} \leq 10^4$
 
-    输入样例：
+    **输入样例**
 
     ```text
     5