diff --git a/H0ngJu/README.md b/H0ngJu/README.md
index 4f76049a..1080678a 100644
--- a/H0ngJu/README.md
+++ b/H0ngJu/README.md
@@ -23,6 +23,7 @@
 | 19차시 | 2024.05.31 |    DP    |                    [합분해](https://www.acmicpc.net/problem/2225)                     | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/202 |
 | 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 |
 
 | 24차시 | 2024.08.17 | BFS | [아기상어](https://www.acmicpc.net/problem/16236) | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/233 |
 
diff --git "a/H0ngJu/\355\225\264\354\213\234/\354\235\230\354\203\201.py" "b/H0ngJu/\355\225\264\354\213\234/\354\235\230\354\203\201.py"
new file mode 100644
index 00000000..d88dd0f8
--- /dev/null
+++ "b/H0ngJu/\355\225\264\354\213\234/\354\235\230\354\203\201.py"
@@ -0,0 +1,28 @@
+import sys
+import itertools
+
+def input() : return sys.stdin.readline().rstrip()
+
+clothes = [["yellow_hat", "headgear"], 
+           ["blue_sunglasses", "eyewear"], 
+           ["green_turban", "headgear"],
+           ["test1", "sample"],
+           ["test2", "sample"],
+           ]
+c_dict = {}
+answer = 1
+
+for info in range(len(clothes)):
+    if not clothes[info][1] in c_dict:
+        c_dict[clothes[info][1]] = 1
+    else:
+        c_dict[clothes[info][1]] += 1
+
+# answer = collections.Counter(c_dict)
+
+for c in c_dict.values():
+    answer *= (c+1)
+
+answer -= 1
+
+print(answer)