diff --git "a/4\354\243\274\354\260\250.py" "b/4\354\243\274\354\260\250.py"
new file mode 100644
index 0000000..01d8c82
--- /dev/null
+++ "b/4\354\243\274\354\260\250.py"
@@ -0,0 +1,5 @@
+n = int(input("N : "))
+for i in range(n):
+    print(" " * (n - i) + "*" * (2 * i + 1))
+for i in range(n, -1, -1):
+    print(" " * (n - i) + "*" * (2 * i + 1))
\ No newline at end of file