Several bug fixes.

2026-02-03 19:03:42 +08:00 · 2023-10-04 02:30:31 +08:00
parent 0e3d2ce4bb
commit 4355f8d49f
7 changed files with 8 additions and 9 deletions
--- a/codes/cpp/chapter_hashing/array_hash_map.cpp
+++ b/codes/cpp/chapter_hashing/array_hash_map.cpp
@@ -47,7 +47,7 @@ class ArrayHashMap {
        int index = hashFunc(key);
        Pair *pair = buckets[index];
        if (pair == nullptr)
-            return nullptr;
+            return "";
        return pair->val;
    }