diff --git a/H0ngJu/README.md b/H0ngJu/README.md
index 1080678..d0ad384 100644
--- a/H0ngJu/README.md
+++ b/H0ngJu/README.md
@@ -24,7 +24,7 @@
 | 20차시 | 2024.06.03 | 백트래킹 |                [스타트와 링크](https://www.acmicpc.net/problem/14889)                 | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/206 |
 | 21차시 | 2024.06.07 |  그리디  |                 [행복 유치원](https://www.acmicpc.net/problem/13164)                  | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/208 |
 | 22차시 | 2024.08.06 |   해시   |        [의상](https://school.programmers.co.kr/learn/courses/30/lessons/42578)        | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/224 |
-
+| 23차시 | 2024.08.10 | 해시 | [베스트앨범](https://school.programmers.co.kr/learn/courses/30/lessons/42579) | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/227 |
 | 24차시 | 2024.08.17 | BFS | [아기상어](https://www.acmicpc.net/problem/16236) | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/233 |
 
 ---
diff --git "a/H0ngJu/\353\262\240\354\212\244\355\212\270\354\225\250\353\262\224.py" "b/H0ngJu/\353\262\240\354\212\244\355\212\270\354\225\250\353\262\224.py"
new file mode 100644
index 0000000..2a7eb9a
--- /dev/null
+++ "b/H0ngJu/\353\262\240\354\212\244\355\212\270\354\225\250\353\262\224.py"
@@ -0,0 +1,34 @@
+genres = ["classic", "pop", "classic", "classic", "pop", "ex", "ex"]
+plays = [500, 600, 150, 800, 2500, 900, 400]
+answer = []
+f = 0
+
+dic = {}
+info = {}
+
+for i in range(len(genres)):
+    g = genres[i]
+    p = plays[i]
+
+    info[i] = g
+    
+    if g in dic:
+        dic[g] += p
+    else:
+        dic[g] = p
+
+best_g = sorted(dic.items(), key=lambda x: x[1], reverse=True)
+
+for g, _ in best_g:
+    if f == 2: break
+    best_album = [(plays[i], i) for i in range(len(genres)) if genres[i] == g]
+    for i in range(len(best_album)):
+        for j in range(i+1, len(best_album)):
+            if best_album[j][0] > best_album[i][0]: #재생수가 작은 경우
+                best_album[i], best_album[j] = best_album[j], best_album[i]
+    
+    answer.extend([x[1] for x in best_album[:2]])
+    f += 1
+
+
+print(answer)
\ No newline at end of file