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Number of 1 Bits
Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit in...
分类:其他好文   时间:2015-08-06 10:59:46    阅读次数:118
[LeetCode] Gray Code
Gray Code The gray code is a binary numeral system where two successive values differ in only one bit. Given a non-negative integer n representing the total number of bits in the code, print t...
分类:其他好文   时间:2015-08-04 15:46:28    阅读次数:112
LeetCode 191_Number of 1 Bits
两种思路: 思路一: 1、n&1 可得到最低位的数字,然后加到count变量中即可 2、n>>>1,注意是三个>不是两个>,三个的是逻辑移位,两个的是算术移位(Java中的定义) 缺点就是:有多少位就要需要移动多少次 思路二: 1、假设n= 1111000111000 那 n-1 = 1111000110111, (n-1) & n = 1111000110000,刚好把最...
分类:其他好文   时间:2015-08-04 13:33:58    阅读次数:101
【LeetCode】190 - Triangle
Reverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (represented in binary as00000010100101000001111010011100), return ...
分类:其他好文   时间:2015-08-04 02:01:23    阅读次数:93
【LeetCode】191 - Number of 1 Bits
Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit in...
分类:其他好文   时间:2015-08-04 00:16:38    阅读次数:102
[leedcode 191] Number of 1 Bits
Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit in...
分类:其他好文   时间:2015-08-03 22:16:35    阅读次数:144
[leedcode 190] Reverse Bits
Reverse bits of a given 32 bits unsigned integer.For example, given input 43261596 (represented in binary as00000010100101000001111010011100), return ...
分类:其他好文   时间:2015-08-03 22:14:10    阅读次数:172
第15章 设备相关位图_15.2 显示和打印DIB
15.2.1 探究DIB(1)DIB文件的结构整个文件紧凑DIB(整个文件除文件头)文件头(File Header)信息头(Information Header)信息头(Information Header)颜色表(Color Table)颜色表(Color Table)像素位(Pixel Bits...
分类:其他好文   时间:2015-08-03 12:58:16    阅读次数:283
leetcode-190-Reverse Bits
Reverse Bits    Reverse bits of a given 32 bits unsigned integer. For example, given input 43261596 (represented in binary as 00000010100101000001111010011100), return 964176192 (represen...
分类:其他好文   时间:2015-08-01 23:36:18    阅读次数:145
Number of 1 Bits
题目:Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit...
分类:其他好文   时间:2015-07-30 00:28:50    阅读次数:137
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