diff --git a/HSKIM/1to10/2.py b/HSKIM/1to10/2.py
new file mode 100644
index 0000000..6735068
--- /dev/null
+++ b/HSKIM/1to10/2.py
@@ -0,0 +1,5 @@
+def solution(arr):
+    result = arr(set(arr))
+    result.sort(reverse=True)
+    
+    return result
\ No newline at end of file
diff --git a/README.md b/README.md
index cf9fe6d..60471e0 100644
--- a/README.md
+++ b/README.md
@@ -22,18 +22,18 @@
         <td> Python : 0&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
     </tr>  <tr>
         <td> 김성원 </td>
-        <td> 1 </td>
-        <td> 1 </td>
-        <td> 99 </td>
-        <td> -99000 </td>
-        <td> Python : 1&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
+        <td> 2 </td>
+        <td> 2 </td>
+        <td> 98 </td>
+        <td> -98000 </td>
+        <td> Python : 2&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
     </tr>  <tr>
         <td> 김희수 </td>
-        <td> 1 </td>
-        <td> 1 </td>
-        <td> 99 </td>
-        <td> -99000 </td>
-        <td> Python : 1&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
+        <td> 2 </td>
+        <td> 2 </td>
+        <td> 98 </td>
+        <td> -98000 </td>
+        <td> Python : 2&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
     </tr>  <tr>
         <td> 배현진 </td>
         <td> 0 </td>
@@ -71,7 +71,7 @@
         <td> Python : 0&nbsp&nbsp&nbsp&nbspJava : 0&nbsp&nbsp&nbsp&nbspC : 0&nbsp&nbsp&nbsp&nbsp&nbspC++ : 0&nbsp&nbsp&nbsp&nbsp&nbspC# : 0</td>
     </tr></table>
 <br>
-총 Push 횟수 : 11회
+총 Push 횟수 : 13회
 
 # 업로드 방법
 ### 1. 파일명
diff --git a/total_push_cnt.txt b/total_push_cnt.txt
index b4de394..b1bd38b 100644
--- a/total_push_cnt.txt
+++ b/total_push_cnt.txt
@@ -1 +1 @@
-11
+13