Package g0201_0300.s0201_bitwise_and_of_numbers_range

Class Solution

java.lang.Object
g0201_0300.s0201_bitwise_and_of_numbers_range.Solution
public class Solution extends java.lang.Object
201 - Bitwise AND of Numbers Range.

Medium

Given two integers left and right that represent the range [left, right], return the bitwise AND of all numbers in this range, inclusive.

Example 1:

Input: left = 5, right = 7

Output: 4

Example 2:

Input: left = 0, right = 0

Output: 0

Example 3:

Input: left = 1, right = 2147483647

Output: 0

Constraints:

  • 0 <= left <= right <= 231 - 1

  • Constructor Summary

    Constructors
    Constructor
    Description
    Solution()
     

  • Method Summary

    Modifier and Type
    Method
    Description
    int
    rangeBitwiseAnd(int left, int right)
     

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

  • Constructor Details

    • Solution

      public Solution()

  • Method Details

    • rangeBitwiseAnd

      public int rangeBitwiseAnd(int left, int right)