如下所示 给出2个解法
def euler_problem_18_1():
"""
this problem spend my half-day but noting to finished ,so bad
"""
rows = '''
3
7 4
2 4 6
100 5 9 3
'''
...
分类:
编程语言 时间:
2014-06-07 01:28:18
阅读次数:
261
title:
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 number that is
evenly divisible by all of the nu...
分类:
其他好文 时间:
2014-06-07 01:27:37
阅读次数:
229
title:
Largest palindrome product
Problem 4
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 l...
分类:
其他好文 时间:
2014-06-07 01:24:27
阅读次数:
398
title:
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?
翻译:
通过列出前6个质数,我们可知第6个质数是13。
那么第10001个质数是...
分类:
其他好文 时间:
2014-06-05 12:28:28
阅读次数:
277
title:
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 + ... + 10)2 = 552 = 3025
Hence ...
分类:
其他好文 时间:
2014-06-05 12:03:29
阅读次数:
243
火星A+B
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 10279 Accepted Submission(s): 3402
Problem Description
读入两个不超过25位的火星正整数A和B,计算A...
分类:
其他好文 时间:
2014-06-05 11:13:45
阅读次数:
241
一切见注释。
#include
#include
#include
#include
using namespace std;
bool vis[22];
int n;
int ans[22];
int top;
bool isprime(int x)//判断素数
{
for(int i=2;i<x;i++)
if(x%i==0)return false;
...
分类:
其他好文 时间:
2014-06-05 08:26:47
阅读次数:
201
1 M possible
Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 2048/1024 K (Java/Others)
Total Submission(s): 1031 Accepted Submission(s): 343
Problem Description
There are 3*N+2...
分类:
其他好文 时间:
2014-06-05 07:50:19
阅读次数:
259
2014百度之星初赛(第二场)——Best Financing
Problem Description
小A想通过合理投资银行理财产品达到收益最大化。已知小A在未来一段时间中的收入情况,描述为两个长度为n的整数数组dates和earnings,表示在第dates[i]天小A收入earnings[i]元(0
限制条件:
1
1
对于任意i(0
对于任意i(0
...
分类:
其他好文 时间:
2014-06-05 07:49:41
阅读次数:
164
Reward
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 3554 Accepted Submission(s): 1077
Problem Description
Dandelion's uncle i...
分类:
其他好文 时间:
2014-06-05 05:59:34
阅读次数:
203