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颠倒二进制位（位运算）

对方正在debug 发布时间：2020-04-06 22:42:06 ，浏览量：7

题目：颠倒给定的 32 位无符号整数的二进制位。代码

class Solution {
public:
    uint32_t reverseBits(uint32_t n) {
        n = (n >> 16) | (n  8) | ((n & 0x00ff00ff)  4) | ((n & 0x0f0f0f0f)  2) | ((n & 0x33333333)  1) | ((n & 0x55555555)


    
        
            
                
                
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	请求信息 : 2025-08-09 09:13:12 HTTP/2.0 GET : /home/article/detail/id/433790.html
运行时间 : 0.2323s ( Load:0.0464s Init:0.0031s Exec:0.1049s Template:0.0780s )
吞吐率 : 4.30req/s
内存开销 : 1,919.89 kb
查询信息 : 16 queries 0 writes 
文件加载 : 36
缓存信息 : 5 gets 0 writes 
配置加载 : 132
会话信息 : SESSION_ID=1ip3obtljtmfu4k7f1gnlhdi4s
    
    
        
    
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	[ app_init ] --START--
Run Behavior\BuildLiteBehavior [ RunTime:0.000021s ]
[ app_init ] --END-- [ RunTime:0.000107s ]
[ app_begin ] --START--
Run Behavior\ReadHtmlCacheBehavior [ RunTime:0.001358s ]
[ app_begin ] --END-- [ RunTime:0.001468s ]
[ view_parse ] --START--
[ template_filter ] --START--
Run Behavior\ContentReplaceBehavior [ RunTime:0.000146s ]
[ template_filter ] --END-- [ RunTime:0.000217s ]
Run Behavior\ParseTemplateBehavior [ RunTime:0.074089s ]
[ view_parse ] --END-- [ RunTime:0.074140s ]
[ view_filter ] --START--
Run Behavior\WriteHtmlCacheBehavior [ RunTime:0.000316s ]
[ view_filter ] --END-- [ RunTime:0.000360s ]
[ app_end ] --START--
    
    
        
    
	[2] session_save_path(): open_basedir restriction in effect. File(/var/lib/php/session) is not within the allowed path(s): (/www/wwwroot/www.chaojiit.com/:/tmp/) /www/wwwroot/www.chaojiit.com/ThinkPHP/Common/functions.php 第 1239 行.
[8192] Array and string offset access syntax with curly braces is deprecated /www/wwwroot/www.chaojiit.com/ThinkPHP/Library/Think/Cache/Driver/File.class.php 第 59 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 37 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 98 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 98 行.
[8] Undefined variable: user /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 99 行.
[8] Trying to access array offset on value of type null /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 99 行.
[8] Undefined variable: pinglun_list /www/wwwroot/www.chaojiit.com/Application/Runtime/Cache/Home/3c8a1a47a3534a7b1252c226abfc3928.php 第 108 行.
    
    
        
    
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SELECT `value` FROM `configuration` WHERE `name` = 'site_name' LIMIT 1   [ RunTime:0.0001s ]
SHOW COLUMNS FROM `menu` [ RunTime:0.0010s ]
SELECT * FROM `menu` WHERE `fid` = 0 AND `status` = 1  [ RunTime:0.0002s ]
SELECT * FROM `menu` WHERE `fid` = 1 AND `status` = 1  [ RunTime:0.0001s ]
SELECT * FROM `menu` WHERE `fid` = 2 AND `status` = 1  [ RunTime:0.0001s ]
SELECT * FROM `menu` WHERE `fid` = 3 AND `status` = 1  [ RunTime:0.0018s ]
SELECT * FROM `menu` WHERE `fid` = 4 AND `status` = 1  [ RunTime:0.0030s ]
SHOW COLUMNS FROM `article` [ RunTime:0.0058s ]
SELECT * FROM `article` WHERE `id` = 433790 LIMIT 1   [ RunTime:0.0098s ]
SHOW COLUMNS FROM `bloger` [ RunTime:0.0027s ]
SELECT * FROM `bloger` WHERE `id` = 774 LIMIT 1   [ RunTime:0.0051s ]
SELECT COUNT(*) AS tp_count FROM `article` WHERE `bloger_id` = 774 LIMIT 1   [ RunTime:0.0017s ]
SHOW COLUMNS FROM `article_content` [ RunTime:0.0028s ]
SELECT `content` FROM `article_content` WHERE `article_id` = 433790 LIMIT 1   [ RunTime:0.0057s ]
SELECT * FROM `article` WHERE `bloger_id` = 774 ORDER BY view_count desc LIMIT 0,10   [ RunTime:0.0134s ]
    
    
        
    
	    
    
    



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