From 8451af1e7804e97cb1ba597de10e7277596e0fcb Mon Sep 17 00:00:00 2001
From: Asterisk <44215173+casnz1601@users.noreply.github.com>
Date: Thu, 21 Oct 2021 11:13:08 +0800
Subject: [PATCH] =?UTF-8?q?Update=201356.=E6=A0=B9=E6=8D=AE=E6=95=B0?=
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新增python代码
---
 .../1356.根据数字二进制下1的数目排序.md  | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/problems/1356.根据数字二进制下1的数目排序.md b/problems/1356.根据数字二进制下1的数目排序.md
index a122df6f..b8b0245d 100644
--- a/problems/1356.根据数字二进制下1的数目排序.md
+++ b/problems/1356.根据数字二进制下1的数目排序.md
@@ -156,6 +156,17 @@ class Solution {
 ## Python
 
 ```python
+class Solution:
+    def sortByBits(self, arr: List[int]) -> List[int]:
+        arr.sort(key=lambda num: (self.count_bits(num), num))
+        return arr
+
+    def count_bits(self, num: int) -> int:
+        count = 0
+        while num:
+            num &= num - 1
+            count += 1
+        return count
 ```
 
 ## Go