Given a range [m, n] where 0 >= 1; n >>= 1; a <<= 1; } return mc & a; }
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其他好文 时间:
2015-04-20 20:41:44
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144
Given a range [m, n] where 0 offset = new HashSet(); for (int i = 0; i >=1; n>>=1; offset++; } return m<<o...
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2015-04-20 18:21:06
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142
Given a range [m, n] where 0
For example, given the range [5, 7], you should return 4
题意:求[m,n]之间所有数的按位与
初看之下,觉得太简单不过了,直接依次遍历
public class Solution {
public int rangeBitwiseAnd(int m,...
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其他好文 时间:
2015-04-20 11:21:01
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585
题目地址:https://leetcode.com/problems/bitwise-and-of-numbers-range/题目解析:参考https://leetcode.com/problems/number-of-1-bits/,我们知道n&n-1为n和n-1两者左边相同的部分,那么容易得到...
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其他好文 时间:
2015-04-19 01:05:03
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316
题目:Given a range [m, n] where 0 >>= 1; 8 n >>>= 1; 9 count++;10 }11 return m <<= count;12 }
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其他好文 时间:
2015-04-18 08:40:02
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104
Bitwise AND of Numbers RangeGiven a range [m, n] where 0 = (int)pow(2.0, i)) && (ind+gap <= (int)pow(2.0, i+1)-1)) //all 1's ...
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其他好文 时间:
2015-04-17 23:38:37
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138
1 Bitwise operator Bitwise operators perform a bit wise operation on two operands. They take each bit in one operand and perform the operation with...
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其他好文 时间:
2015-04-17 20:07:47
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434
Bitwise AND of Numbers Range2015.4.17 06:30Given a range [m, n] where 0 m) { 6 n = (n & n - 1); 7 } 8 return m & n; 9 ...
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其他好文 时间:
2015-04-17 07:11:51
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89
Given a range [m, n] where 0 > 1; while (s != 0) { a |= s; s >>= 1; } return m&n&~a...
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其他好文 时间:
2015-04-17 07:05:15
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137
1101. SuperXORDescriptionPangzi recently realized that bitwise XOR operation is just an addition without carries. For example, when computing (1001)_2...
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编程语言 时间:
2015-04-17 01:08:23
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124