From 352faa5ca0d65a5b534f650469b48fd19619bf20 Mon Sep 17 00:00:00 2001
From: Baoshuo <i@baoshuo.ren>
Date: Sat, 10 Oct 2020 18:17:00 +0800
Subject: [PATCH] =?UTF-8?q?21.=20=E6=96=90=E6=B3=A2=E9=82=A3=E5=A5=91?=
 =?UTF-8?q?=E6=95=B0=E5=88=97?=
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https://www.acwing.com/problem/content/submission/code_detail/2610805/
---
 AcWing/21/21.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)
 create mode 100644 AcWing/21/21.cpp

diff --git a/AcWing/21/21.cpp b/AcWing/21/21.cpp
new file mode 100644
index 00000000..8f3b7b13
--- /dev/null
+++ b/AcWing/21/21.cpp
@@ -0,0 +1,9 @@
+class Solution {
+  public:
+    int Fibonacci(int n) {
+        if (n == 0) return 0;
+        if (n == 1) return 1;
+        if (n == 2) return 1;
+        return Fibonacci(n - 1) + Fibonacci(n - 2);
+    }
+};