From e4c775636f2026f1b9eb552dc387c7d63c732eb0 Mon Sep 17 00:00:00 2001
From: Stackingrule <38368554+Stackingrule@users.noreply.github.com>
Date: Tue, 15 Dec 2020 19:45:13 +0800
Subject: [PATCH] feat: add python and java solutions to leetcode problem:
 No.0089

---
 solution/0000-0099/0089.Gray Code/Solution.cpp | 13 +++++++++++++
 1 file changed, 13 insertions(+)
 create mode 100644 solution/0000-0099/0089.Gray Code/Solution.cpp

diff --git a/solution/0000-0099/0089.Gray Code/Solution.cpp b/solution/0000-0099/0089.Gray Code/Solution.cpp
new file mode 100644
index 0000000000000..07b6bc772dcb6
--- /dev/null
+++ b/solution/0000-0099/0089.Gray Code/Solution.cpp	
@@ -0,0 +1,13 @@
+class Solution
+{
+public:
+    vector<int> grayCode(int n)
+    {
+        vector<int> res;
+        for (int i = 0; i < pow(2, n); ++i)
+        {
+            res.push_back((i >> 1) ^ i);
+        }
+        return res;
+    }
+};
\ No newline at end of file