Update binary_search.md

Edited number out of bound topic
2 years ago · 75ffa5180e
parent b580b29b66
commit 75ffa5180e
1 changed files with 4 additions and 1 deletions
--- a/docs/chapter_searching/binary_search.md
+++ b/docs/chapter_searching/binary_search.md
@ -328,7 +328,10 @@ $$
 === "Go"
    ```go title=""
-
+    // (i + j) 有可能超出 int 的取值范围
    m := (i + j) / 2
    // 更换为此写法则不会越界
    m := i + (j - i) / 2
    ```
 === "JavaScript"