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
2014百度之星初赛(第二场)——JZP Set
Problem Description
一个{1, ..., n}的子集S被称为JZP集,当且仅当对于任意S中的两个数x,y,若(x+y)/2为整数,那么(x+y)/2也属于S。
例如,n=3,S={1,3}不是JZP集,因为(1+3)/2=2不属于S。但是{1,2,3}的其他子集都属于S,所以n=3时有7个JZP集
给定n,求...
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其他好文 时间:
2014-06-05 09:59:14
阅读次数:
161
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)——Chess
Problem Description
小度和小良最近又迷上了下棋。棋盘一共有N行M列,我们可以把左上角的格子定为(1,1),右下角的格子定为(N,M)。在他们的规则中,“王”在棋盘上的走法遵循十字路线。也就是说,如果“王”当前在(x,y)点,小度在下一步可以移动到(x+1, y), (x-1, y), (x, y+1), (x, ...
分类:
其他好文 时间:
2014-06-05 07:13:28
阅读次数:
268
HDU Today
Time Limit: 15000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 13235 Accepted Submission(s): 3096
Problem Description
经过锦囊相助,海东集团终于度...
分类:
其他好文 时间:
2014-06-05 07:00:26
阅读次数:
277