原文:LeetCode 447 Number of Boomerangs

Problem: Givennpoints in the plane that are all pairwise distinct, a boomerang is a tuple of points i, j, k such that the distance betweeniandjequals the distance betweeniandk the order of the tuple m ...

2016-11-15 12:44 1 2102 推薦指數:

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[LeetCode] Palindrome Number

Determine whether an integer is a palindrome. Do this without extra space. Some hints: Could ne ...

Tue Nov 13 19:16:00 CST 2012 1 9287
[leetcode]Palindrome Number @ Python

原題地址:https://oj.leetcode.com/problems/palindrome-number/ 題意: Determine whether an integer is a palindrome. Do this without extra space. click ...

Tue Jun 10 18:12:00 CST 2014 0 3751
[leetcode]Single Number @ Python

原題地址:http://www.cnblogs.com/x1957/p/3373994.html 題意:Given an array of integers, every element appea ...

Sat May 10 04:23:00 CST 2014 0 4241
[LeetCode] Number Complement 補數

Given a positive integer, output its complement number. The complement strategy is to flip the bits of its binary ...

Thu Jan 12 07:55:00 CST 2017 1 7355
[leetcode]Single Number II

Single Number的加強班 有n個數字,除了一個只出現過一次,其他的都出現了3次! 出現兩次我們知道就是xor下就木有啦,那3次怎么搞? 我們還是用二進制位的方式來思考。 那么這些位,除去出現過一次的那個后,其他的都是3的倍數!- -我們把所有位1的個數mod 3,那么剩下 ...

Thu Oct 17 21:44:00 CST 2013 0 4413
[LeetCode] Single Number

Given an array of integers, every element appears twice except for one. Find that single one. Note: ...

Fri Nov 08 15:43:00 CST 2013 18 10602
 
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