diff --git a/.gitignore b/.gitignore
index 67e8275..1ffadeb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,7 @@ out/
 venv
 .venv
 
-.ipynb_checkpoints
\ No newline at end of file
+.ipynb_checkpoints
+
+__init__.py
+**/test_*.py
\ No newline at end of file
diff --git a/zeta_python/completed/11054.py b/zeta_python/completed/11054.py
new file mode 100644
index 0000000..0816373
--- /dev/null
+++ b/zeta_python/completed/11054.py
@@ -0,0 +1,27 @@
+def solve(N: int, A: list):
+    T = [[0, 0] for _ in range(N)]
+    T[0][0] = 1  # 상승부
+    T[0][1] = 1  # 하강부
+
+    for i in range(1, N):  # mainloop
+        t = []
+        for j in range(i):
+            if A[j] < A[i]:
+                t.append(T[j][0] + 1)
+        else:
+            t.append(1)
+        T[i][0] = max(t)
+
+        t = []
+        for j in range(i):
+            if A[j] > A[i]:
+                t.append(T[j][0] + 1)
+                t.append(T[j][1] + 1)
+        else:
+            t.append(1)
+        T[i][1] = max(t)
+    return max(max(T, key=lambda x: max(x)))
+
+
+if __name__ == '__main__':
+    print(solve(int(input()), list(map(int, input().split()))))