Prime Ring ProblemTime Limit: 4000/2000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 34799Accepted Submission(s): 154...
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其他好文 时间:
2015-09-01 18:19:55
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147
Problem:Write a program to find then-th ugly number.Ugly numbers are positive numbers whose prime factors only include2, 3, 5. For example,1, 2, 3, 4,...
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其他好文 时间:
2015-09-01 08:01:43
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150
Problem:Write a program to check whether a given number is an ugly number.Ugly numbers are positive numbers whose prime factors only include2, 3, 5. F...
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其他好文 时间:
2015-09-01 06:57:10
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144
题目连接http://poj.org/problem?id=3641Pseudoprime numbersDescriptionFermat's theorem states that for any prime numberpand for any integera> 1,ap=a(modp). ...
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其他好文 时间:
2015-08-31 19:15:12
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152
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A ring is compose of n circles as shown in diagram. Put natural number 1, 2, ..., n into each circle separately, and the sum of numbers in two adjacent circles should be a prime.
Note: the nu...
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其他好文 时间:
2015-08-31 17:27:11
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127
1 void make_prime() { 2 rst(prime, 0); 3 for(int i = 2; i < maxn; i++) { 4 if(!prime[i]) { 5 primes[++cnt ]=i; 6 ...
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其他好文 时间:
2015-08-31 13:17:11
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156
Write a program to check whether a given number is an ugly number.
Ugly numbers are positive numbers whose prime factors only include 2, 3, 5.
For example, 6, 8 are ugly while 14 is
not ugly si...
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其他好文 时间:
2015-08-31 11:50:58
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166
近日,戴尔在Pax Prime展览会上公布了全新的Alienware笔记本。展会上戴尔共计展出了三款新产品,分别是Alienware 13/15/17。据悉,此次展出的新产品均将装备Thunderbolt 3端口。稍显遗憾的是,本次升级的笔记本型号都没有升级到英特尔最新的Skylake处理器。 硬....
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其他好文 时间:
2015-08-31 11:35:47
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184
DescriptionGiven n, a positive integer, how many positive integers less than n are relatively prime to n? Two integers a and b are relatively prime if...
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其他好文 时间:
2015-08-30 19:13:59
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86
【题目】
Write a program to check whether a given number is an ugly number.
Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. For example, 6, 8 are ugly while 14 is not ugly sin...
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编程语言 时间:
2015-08-30 17:41:29
阅读次数:
241