diff --git a/H0ngJu/README.md b/H0ngJu/README.md
index 054beca9..c14c8707 100644
--- a/H0ngJu/README.md
+++ b/H0ngJu/README.md
@@ -9,8 +9,9 @@
 | 5차시  | 2024.03.16 |   구현   |                 [요세푸스 문제](https://www.acmicpc.net/problem/1158)                 | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/161 |
 | 6차시  | 2024.03.19 |   스택   |                    [오큰수](https://www.acmicpc.net/problem/17298)                    | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/164 |
 | 7차시  | 2024.03.22 |    DP    |                 [1,2,3 더하기](https://www.acmicpc.net/problem/9095)                  | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/166 |
-| 8차시 | 2024.03.16 |    DP    |                 [쉬운 계단 수](https://www.acmicpc.net/problem/10844)                 | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/170 |
-| 9차시 | 2024.03.22 |    DP    |                  [RGB거리 2](https://www.acmicpc.net/problem/17404)                   | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/172 |
+| 8차시  | 2024.03.16 |    DP    |                 [쉬운 계단 수](https://www.acmicpc.net/problem/10844)                 | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/170 |
+| 9차시  | 2024.03.22 |    DP    |                  [RGB거리 2](https://www.acmicpc.net/problem/17404)                   | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/172 |
 | 10차시 | 2024.04.03 |   BFS    |                  [숨바꼭질 4](https://www.acmicpc.net/problem/13913)                  | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/177 |
+| 11차시 | 2024.04.07 |   구현   |                   [사탕 게임](https://www.acmicpc.net/problem/9095)                   | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/178 |
 
 ---
diff --git "a/H0ngJu/\352\265\254\355\230\204/\354\202\254\355\203\225 \352\262\214\354\236\204.py" "b/H0ngJu/\352\265\254\355\230\204/\354\202\254\355\203\225 \352\262\214\354\236\204.py"
new file mode 100644
index 00000000..e2c0a578
--- /dev/null
+++ "b/H0ngJu/\352\265\254\355\230\204/\354\202\254\355\203\225 \352\262\214\354\236\204.py"	
@@ -0,0 +1,44 @@
+import sys
+
+def input(): return sys.stdin.readline().rstrip()
+
+def eat(row, col):
+    row_cnt = 0
+    col_cnt = 0
+    tmp_col = 1
+    tmp_row = 1
+    for idx in range(N-1):
+        # 열에서 먹을 때
+        if data[row][idx] == data[row][idx+1]:
+            tmp_col += 1
+            col_cnt = max(col_cnt, tmp_col)
+        else:
+            tmp_col = 1
+
+        # 행에서 먹을 때
+        if data[idx][col] == data[idx+1][col]:
+            tmp_row += 1
+            row_cnt = max(row_cnt, tmp_row)
+        else:
+            tmp_row = 1
+
+    return max(row_cnt, col_cnt)
+    
+
+N = int(input())
+data = [[x for x in input()] for _ in range(N)]
+directions = [(0,-1), (0,1), (-1,0),(1,0)]
+cnt = 0
+
+for i in range(N):
+    for k in range(N):
+        for dir in directions:
+            dx, dy = dir
+            x = i+dx
+            y = k+dy
+            if 0<=x<N and 0<=y<N:
+                data[i][k], data[x][y] = data[x][y], data[i][k]
+                cnt = max(cnt, eat(x,y))
+                data[i][k], data[x][y] = data[x][y], data[i][k] #다시 되돌리기
+
+print(cnt)
\ No newline at end of file