https://blog.youkuaiyun.com/Sunny_Cat_zh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/Sunny_Cat_/article/details/155424944https://blog.youkuaiyun.com/Sunny_Cat_/article/details/155424944Sunny_Cat_Sun, 30 Nov 2025 18:39:05 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/155424846https://blog.youkuaiyun.com/Sunny_Cat_/article/details/155424846Sunny_Cat_Sun, 30 Nov 2025 17:58:12 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154918228https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154918228Sunny_Cat_Sun, 16 Nov 2025 22:01:50 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154755433https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154755433Sunny_Cat_Wed, 12 Nov 2025 22:55:09 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154544910https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154544910Sunny_Cat_Fri, 07 Nov 2025 23:35:32 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154502992https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154502992Sunny_Cat_Thu, 06 Nov 2025 23:37:10 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154485737https://blog.youkuaiyun.com/Sunny_Cat_/article/details/154485737Sunny_Cat_Thu, 06 Nov 2025 21:23:01 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153842300https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153842300Sunny_Cat_Fri, 24 Oct 2025 21:40:10 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153730431https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153730431Sunny_Cat_Wed, 22 Oct 2025 13:17:08 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153706576https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153706576Sunny_Cat_Wed, 22 Oct 2025 00:30:13 +0800> 1和n&0x55555555) << 1，两者相加就是奇数和偶数互换后的a。实际上保留奇数位就是a与01010101按位与，01010101即是0x55，然后按位右移一位。同样的保留偶数位就是a与10101010按位与，10101010即是0xaa，然后按位左移一位。可以分别让奇数或偶数位的每一位与按位与1，这样可以保留对应的二进制位。如奇数位（从右往左数）是 0001，按位与1 是 0001，没有改变。]]>https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153706120https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153706120Sunny_Cat_Wed, 22 Oct 2025 00:05:57 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153705453https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153705453Sunny_Cat_Tue, 21 Oct 2025 23:25:45 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153703004https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153703004Sunny_Cat_Tue, 21 Oct 2025 22:00:08 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153697274https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153697274Sunny_Cat_Tue, 21 Oct 2025 19:45:52 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/152848013https://blog.youkuaiyun.com/Sunny_Cat_/article/details/152848013Sunny_Cat_Tue, 21 Oct 2025 18:57:53 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153531359https://blog.youkuaiyun.com/Sunny_Cat_/article/details/153531359Sunny_Cat_Sat, 18 Oct 2025 21:16:39 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151195890https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151195890Sunny_Cat_Thu, 04 Sep 2025 23:14:34 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151123226https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151123226Sunny_Cat_Tue, 02 Sep 2025 23:20:30 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151089092https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151089092Sunny_Cat_Tue, 02 Sep 2025 01:35:47 +0800https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151088670https://blog.youkuaiyun.com/Sunny_Cat_/article/details/151088670Sunny_Cat_Tue, 02 Sep 2025 00:52:35 +0800