更新 Solution.java

.idea/workspace.xml

@@ -7,7 +7,6 @@
     <list default="true" id="45f625e1-36c7-4942-8f7c-ba3ebe9a7d53" name="变更" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/solution/Solution.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/solution/Solution.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/solution/test.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/solution/test.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -78,7 +77,7 @@
       <option name="presentableId" value="Default" />
       <updated>1693822719192</updated>
       <workItem from="1693822720224" duration="5742000" />
-      <workItem from="1693895305007" duration="5015000" />
+      <workItem from="1693895305007" duration="5131000" />
     </task>
     <servers />
   </component>

src/solution/Solution.java

@@ -6,6 +6,8 @@ import java.util.Map;
 import java.util.Set;
 
 public class Solution {
+
+    //给定一个字符串 s ，找出其中不含有重复字符的 最长子串 的长度。
     public int lengthOfLongestSubstring(String s) {
         // 哈希集合，记录每个字符是否出现过
         Set<Character> occ = new HashSet<Character>();