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转载精选 2013-11-06 13:27:53 2220 阅读 1收藏

Project Euler 10 Summation of primes

Project Euler 10 Summation of primes#!/usr/bin/env python #-*- coding: utf-8 -*- ''' The sum of the primes below 10 is 2 + 3 + 5 + 7 = 17. Find the sum of all the primes below two million. ''' from ma

python

原创 2013-10-08 13:40:32 500 阅读

Project Euler 9 Special Pythagorean triplet

Project Euler 9 Special Pythagorean triplet''' A Pythagorean triplet is a set of three natural numbers, a < b < c, for which, a2 + b2 = c2 For example, 32 + 42 = 9 + 16 = 25 = 52. There exists e

python

原创 2013-10-08 13:30:28 559 阅读

Project Euler 8 Largest product in a series

ProjectEuler8Largestproductinaseries #!/usr/bin/env python #-*- coding: utf-8 -*- ''' Find the greatest product of five consecutive digits in the 1000-digit number. 731671765313306249192251196744265

python

原创 2013-10-06 17:32:55 818 阅读

Project Euler 7 10001st prime

Project Euler 7 10001st prime ''' By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the 10 001st prime number? ''' from math import * def

python

原创 2013-10-06 14:06:49 365 阅读

Project Euler 6 Sum square difference

Project Euler 6 Sum square difference ''' The sum of the squares of the first ten natural numbers is, 12 + 22 + ... + 102 = 385 The square of the sum of the first ten natural numbers is, (1 + 2 + .

python

原创 2013-10-06 13:51:42 400 阅读

Project Euler 5 Smallest multiple

Project Euler 5 Smallest multiple 算法存在一定问题，效率不能保证 ''' 2520 is the smallest number that can be divided by each of the numbers from 1 to 10 without any remainder. What is the smallest positive nu

pytho

原创 2013-10-06 13:37:54 431 阅读

Project Euler 4 Largest palindrome product

Project Euler 4 Largest palindrome product''' A palindromic number reads the same both ways. The largest palindrome made from the product of two 2-digit numbers is 9009 = 91 × 99. Find the largest pal

python

原创 2013-10-04 14:39:55 317 阅读

Project Euler 3 Largest prime factor

Project Euler 3 Largest prime factor''' The prime factors of 13195 are 5, 7, 13 and 29. What is the largest prime factor of the number 600851475143 ? ''' from math import * m=600851475143 i=2 while i&

python

原创 2013-10-04 13:35:51 425 阅读

Project Euler 2 Even Fibonacci numbers

Project Euler 2 Even Fibonacci numbers''' Each new term in the Fibonacci sequence is generated by adding the previous two terms. By starting with 1 and 2, the first 10 terms will be: 1, 2, 3, 5, 8, 13

python

原创 2013-10-04 12:56:26 484 阅读

Project Euler 1 Multiples of 3 and 5

Project Euler 1 Multiples of 3 and 5''' If we list all the natural numbers below 10 that are multiples of 3 or 5, we get 3, 5, 6 and 9. The sum of these multiples is 23. Find the sum of all the multip

python

原创 2013-10-04 11:39:46 476 阅读

KETTLE源码之Hello,World!

1、获取KETTLE源代码SVN 下载：svn://source.pentaho.org/svnkettleroot/Kettle/tags官方网站：http://kettle.pentaho.com/2、编译KETTLE源代码1）将项目加载到eclipse，效果如下：2）打开build.xml，右键选择run as ->ant build第一次编译时候时间较长，编译完成会提示成

源代码

数据采集

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原创 2013-06-28 09:31:21 2429 阅读

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大数据工程人员知识图谱

Project Euler 10 Summation of primes

Project Euler 9 Special Pythagorean triplet

Project Euler 8 Largest product in a series

Project Euler 7 10001st prime

Project Euler 6 Sum square difference

Project Euler 5 Smallest multiple

Project Euler 4 Largest palindrome product

Project Euler 3 Largest prime factor

Project Euler 2 Even Fibonacci numbers

Project Euler 1 Multiples of 3 and 5

KETTLE源码之Hello,World!

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