Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: Integers in each row are sorte...
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其他好文 时间:
2014-07-07 16:53:17
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196
Problem Description:Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit...
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其他好文 时间:
2014-07-07 16:05:24
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229
Problem Description:Say you have an array for which theithelement is the price of a given stock on dayi.Design an algorithm to find the maximum profit...
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其他好文 时间:
2014-07-07 15:24:41
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212
简单,二分法,但是在oj上交的时候会有精度的限制,所以只能把数扩得大一点,而且在扩的时候为防止尾数会自动生成一些非零数,所以还是自己吧扩到的位置设置为0,还有输出时因为%.2lf会自己有4设5入,所以可以自己算出小数点后两位的数值,在输出,保证要求的精度
#include
#include
#include
#define MAX 10010
using namespace std;
l...
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其他好文 时间:
2014-07-01 06:35:11
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238
题目
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it witho...
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其他好文 时间:
2014-07-01 06:24:42
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204
题目
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it...
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其他好文 时间:
2014-07-01 06:23:24
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334
题目
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it witho...
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其他好文 时间:
2014-06-30 19:38:37
阅读次数:
226
题目
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it...
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其他好文 时间:
2014-06-30 19:23:18
阅读次数:
200
简单,二分法,但是在oj上交的时候会有精度的限制,所以只能把数扩得大一点,而且在扩的时候为防止尾数会自动生成一些非零数,所以还是自己吧扩到的位置设置为0,还有输出时因为%.2lf会自己有4设5入,所以可以自己算出小数点后两位的数值,在输出,保证要求的精度
#include
#include
#include
#define MAX 10010
using namespace std;
l...
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其他好文 时间:
2014-06-30 19:02:41
阅读次数:
163
就本题而言,个人觉得练习下partition函数是有必要的,毕竟它是快速排序的核心,是基础性的东西,也是必须要掌握的,至于书中给出的“取巧”性解法,是属于个人思维能力的考察,是一种考虑问题的思路,不是一两个问题就能练就的。
partition函数,包括快速排序,是一定要信手拈来的,必须的。
import random
def MoreThanHalf(array):
if len(array...
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其他好文 时间:
2014-06-30 15:50:52
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225