add q215/q347

.idea/workspace.xml

@@ -2,13 +2,8 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="af7ffdf2-4ddc-4ed6-8222-60ed5acbc2ed" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/src/堆相关/q215_数组中的第K个最大元素/Solution.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/堆相关/q347_前K个高频元素/Solution.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/栈操作/q20_有效的括号/Solution.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/栈相关/q20_有效的括号/Solution.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/栈操作/q224_基本计算器/f1/Solution.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/栈相关/q224_基本计算器/f1/Solution.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/栈操作/q224_基本计算器/f2/Solution.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/栈相关/q224_基本计算器/f2/Solution.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -282,7 +277,7 @@
       <workItem from="1582286924766" duration="554000" />
       <workItem from="1582552791282" duration="3963000" />
       <workItem from="1582634245000" duration="13006000" />
-      <workItem from="1582873496305" duration="9953000" />
+      <workItem from="1582873496305" duration="10145000" />
     </task>
     <task id="LOCAL-00001" summary="add q5/q7/q172">
       <created>1580045439607</created>
@@ -585,7 +580,21 @@
       <option name="project" value="LOCAL" />
       <updated>1582962309100</updated>
     </task>
-    <option name="localTasksCounter" value="44" />
+    <task id="LOCAL-00044" summary="add q215/q347">
+      <created>1582971922719</created>
+      <option name="number" value="00044" />
+      <option name="presentableId" value="LOCAL-00044" />
+      <option name="project" value="LOCAL" />
+      <updated>1582971922719</updated>
+    </task>
+    <task id="LOCAL-00045" summary="add q215/q347">
+      <created>1582971955761</created>
+      <option name="number" value="00045" />
+      <option name="presentableId" value="LOCAL-00045" />
+      <option name="project" value="LOCAL" />
+      <updated>1582971955761</updated>
+    </task>
+    <option name="localTasksCounter" value="46" />
     <servers />
   </component>
   <component name="TypeScriptGeneratedFilesManager">
@@ -638,7 +647,6 @@
     </option>
   </component>
   <component name="VcsManagerConfiguration">
-    <MESSAGE value="add q46" />
     <MESSAGE value="add q53" />
     <MESSAGE value="add q54" />
     <MESSAGE value="add q23/q101" />
@@ -663,7 +671,8 @@
     <MESSAGE value="面试题目更新" />
     <MESSAGE value="add q138" />
     <MESSAGE value="add q56" />
-    <option name="LAST_COMMIT_MESSAGE" value="add q56" />
+    <MESSAGE value="add q215/q347" />
+    <option name="LAST_COMMIT_MESSAGE" value="add q215/q347" />
   </component>
   <component name="WindowStateProjectService">
     <state x="320" y="115" key="#Inspections" timestamp="1581061018990">
@@ -678,10 +687,10 @@
       <screen x="0" y="0" width="1440" height="900" />
     </state>
     <state x="533" y="166" key="#com.intellij.ide.util.MemberChooser/0.0.1440.900@0.0.1440.900" timestamp="1578548165321" />
-    <state x="303" y="50" key="CommitChangelistDialog2" timestamp="1582971922399">
+    <state x="303" y="50" key="CommitChangelistDialog2" timestamp="1582971955538">
       <screen x="0" y="0" width="1440" height="900" />
     </state>
-    <state x="303" y="50" key="CommitChangelistDialog2/0.0.1440.900@0.0.1440.900" timestamp="1582971922399" />
+    <state x="303" y="50" key="CommitChangelistDialog2/0.0.1440.900@0.0.1440.900" timestamp="1582971955538" />
     <state x="144" y="78" width="1152" height="720" key="DiffContextDialog" timestamp="1582971909377">
       <screen x="0" y="0" width="1440" height="900" />
     </state>
@@ -736,10 +745,10 @@
       <screen x="0" y="0" width="1440" height="900" />
     </state>
     <state x="221" y="63" key="SettingsEditor/0.0.1440.900@0.0.1440.900" timestamp="1582961080628" />
-    <state x="320" y="190" key="Vcs.Push.Dialog.v2" timestamp="1582971924121">
+    <state x="320" y="190" key="Vcs.Push.Dialog.v2" timestamp="1582971956960">
       <screen x="0" y="0" width="1440" height="900" />
     </state>
-    <state x="320" y="190" key="Vcs.Push.Dialog.v2/0.0.1440.900@0.0.1440.900" timestamp="1582971924121" />
+    <state x="320" y="190" key="Vcs.Push.Dialog.v2/0.0.1440.900@0.0.1440.900" timestamp="1582971956960" />
     <state x="100" y="100" width="1240" height="700" key="com.intellij.history.integration.ui.views.DirectoryHistoryDialog" timestamp="1581744794182">
       <screen x="0" y="23" width="1440" height="797" />
     </state>

README.md

@@ -28,6 +28,10 @@
 * [q141_环形链表](/src/快慢指针遍历/q141_环形链表)
 * [q202_快乐数](/src/快慢指针遍历/q202_快乐数)
 
+### 区间合并
+
+* [q56_合并区间](/src/区间合并/q56_合并区间)
+
 ### 字符串操作
 
 * [q6_Z字形变换](/src/字符串操作/q6_Z字形变换)
@@ -55,11 +59,8 @@
 
 ### 堆相关
 
-
-
-### 区间合并
-
-* [q56_合并区间](/src/区间合并/q56_合并区间)
+* [q215_数组中的第K个最大元素](/src/堆相关/q215_数组中的第K个最大元素)
+* [q347_前K个高频元素](/src/堆相关/q347_前K个高频元素)
 
 ### 递归