feat: design-add-and-search-words

Author: hozzijeong

design-add-and-search-words-data-structure/hozzijeong.js

@@ -0,0 +1,39 @@
+
+var WordDictionary = function() {
+    const dictionary = new Set('');
+
+    this.dictionary = dictionary
+};
+
+/** 
+ * @param {string} word
+ * @return {void}
+ */
+WordDictionary.prototype.addWord = function(word) {
+    this.dictionary.add(word);
+};
+
+/** 
+ * @param {string} word
+ * @return {boolean}
+ */
+WordDictionary.prototype.search = function(word) {
+    if(word.includes('.')){
+        const dictionaryList = [...this.dictionary];
+
+        return dictionaryList.some((dic) =>  {
+            if(dic.length !== word.length) return false;
+            
+            return [...dic].every((char, index) => word[index] === '.' ? true : word[index] === char)
+        })
+    };
+
+    return this.dictionary.has(word)
+};
+
+/** 
+ * Your WordDictionary object will be instantiated and called as such:
+ * var obj = new WordDictionary()
+ * obj.addWord(word)
+ * var param_2 = obj.search(word)
+ */