1. decade /'dekeid/ n. a period of ten years; 十年;十年期间;2. exponential /,eksp?'nen??/ adj. technical using a sign that shows how many times a number is ...
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其他好文 时间:
2015-07-08 18:00:18
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problem:Given a list of non negative integers, arrange them such that they form the largest number.For example, given [3, 30, 34, 5, 9], the largest f...
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2015-07-08 17:51:23
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1 Two Sum链接:https://leetcode.com/problems/two-sum/
问题描述:
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of t...
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其他好文 时间:
2015-07-08 14:39:14
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131
/**2 * 判断年份是否为润年3 *4 * @param {Number} year5 */6 function isLeapYear(year) {7 return (year % 400 == 0) || (year % 4 == 0 && year % 100 != 0);8 }9 /**1...
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Web程序 时间:
2015-07-08 14:20:12
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129
1. 问题描述 给定一个整数n,在所有不大于n的非负整数中,计算包含数字1的整数的个数。例如n=13n = 13的结果为6,包含1的数字有1,10,11,12,13。2. 方法与思路 这个问题最直观的方法就是累加1到n所有的包含1的数的个数。每个数通过循环取余10的方法判断是否包含1。但是这种思路效率并不高,数字n有lognlogn位,总得时间复杂度为O(nlogn)O(nlogn)。
利...
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2015-07-08 12:58:00
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问题叙述性说明:Given an array S of n integers, find three integers inS such that the sum is closest to a given number, target. Return the sum of the three in...
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2015-07-08 12:46:57
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https://leetcode.com/problems/excel-sheet-column-number/ 1 class Solution { 2 public: 3 int titleToNumber(string s) { 4 int size=s.size();...
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2015-07-08 12:25:53
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https://leetcode.com/problems/happy-number/快乐数 1 class Solution { 2 public: 3 bool isHappy(int n) { 4 int res; 5 int temp; 6 ...
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移动开发 时间:
2015-07-08 12:21:17
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176
ProblemE: Matches
We can make digits with matches as shown below:
Given N matches, find the number of different numbers representable using the matches. We shall only make numbers greate...
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2015-07-08 11:06:32
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A googol (10100) is a massive number: one followed by one-hundred zeros; 100100 is almost unimaginably large: one followed by two-hundred zeros. Despite their
size, the sum of the digits in each num...
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其他好文 时间:
2015-07-08 09:39:56
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101