build

docs/chapter_hashing/hash_collision.md

@@ -1152,7 +1152,7 @@ comments: true
     /* 链表节点 */
     struct node {
         Pair *pair;
-        struct Node *next;
+        struct node *next;
     };
 
     typedef struct node Node;

docs/chapter_hashing/hash_map.md

@@ -965,14 +965,18 @@ index = hash(key) % capacity
 
     ```swift title="array_hash_map.swift"
     /* 键值对 */
-    class Pair {
-        var key: Int
-        var val: String
+    class Pair: Equatable {
+        public var key: Int
+        public var val: String
 
-        init(key: Int, val: String) {
+        public init(key: Int, val: String) {
             self.key = key
             self.val = val
         }
+
+        public static func == (lhs: Pair, rhs: Pair) -> Bool {
+            lhs.key == rhs.key && lhs.val == rhs.val
+        }
     }
 
     /* 基于数组简易实现的哈希表 */