Prime精品文章

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  線性素?cái)?shù)篩選（linear sieve for prime number）

  ...2+1): if num % i == 0: return 0 return 1 def find_prime(): num = 1 count = 0 # find the 20000th prime in the world! primeCount = 20000 while count < pri...

  biaoxiaoduan 2019-07-24 18:07 評(píng)論0 收藏0
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  歐拉函數(shù)(Euler' totient function )

  ...eulerlib.numtheory.Divisors(maxnum=1000) Implements methods related to prime factors and divisors. Parameters: maxnum – Upper limit for the list of primes. (default = 1000) divisors...

  lewinlee 2019-07-31 12:23 評(píng)論0 收藏0
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  Leetcode PHP題解--D57 762. Prime Number of Set Bits

  D57 762. Prime Number of Set Bits in Binary Representation 題目鏈接 762. Prime Number of Set Bits in Binary Representation 題目分析 對(duì)給定范圍內(nèi)的每個(gè)整數(shù)，返回其二進(jìn)制形式下，數(shù)字1出現(xiàn)的次數(shù)為質(zhì)數(shù)的次數(shù)。 例如11111，1出現(xiàn)了5次，5是質(zhì)數(shù)。 ...

  Cobub 2019-07-01 12:45 評(píng)論0 收藏0
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  [LintCode] Kth Prime Number

  Problem Given the prime number n, output the number of prime numbers Notice n

  z2xy 2019-08-15 14:25 評(píng)論0 收藏0
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  [Leetcode] Count Primes 數(shù)素?cái)?shù)

  Count Primes Description: Count the number of prime numbers less than a non-negative number, n. 埃拉托斯特尼篩法 Sieve of Eratosthenes 復(fù)雜度 時(shí)間 O(NloglogN) 空間 O(N) 思路 如果一個(gè)數(shù)是另一個(gè)數(shù)的倍數(shù)，那這個(gè)數(shù)肯定不是素?cái)?shù)。利用這個(gè)性質(zhì)，我們...

  Achilles 2019-08-14 12:28 評(píng)論0 收藏0
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  javascript 哈希樹

  ... constructor(){ this.root = {} } insert(key, value){ var primes = [2,3,5,7,11,13,17,19,23,29], cur = this.root for(var i = 0; i < 10; i++){ var prime = primes[i] ...

  張春雷 2019-08-22 14:04 評(píng)論0 收藏0
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  lombok:推薦使用的編譯時(shí)Getter/Setter等類似代碼生成庫

  ...ue; } @Override public int hashCode() { final int PRIME = 59; int result = 1; final long temp1 = Double.doubleToLongBits(this.getScore()); result...

  dance 2019-08-14 15:42 評(píng)論0 收藏0
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  leetcode-313-Super Ugly Number

  ...些數(shù)為公因數(shù)的 遞增排序的第n個(gè)數(shù) 條件：indexes 維護(hù)了 primes的元素的相乘因素（uglies）的index。 思路：每次從 primes的遍歷*中，找出最小的一個(gè)ugly，添加到uglies中去，然后將 indexes維護(hù)的primes的相乘對(duì)象的索引表中，找出這個(gè)...

  張春雷 2019-07-30 17:35 評(píng)論0 收藏0
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  SpringBoot優(yōu)雅編碼之：Lombok加持

  ... return true; } @Override public int hashCode() { final int PRIME = 59; int result = 1; final long temp1 = Double.doubleToLongBits(this.getScore()); result = (result*PRIM...

  olle 2019-08-15 15:18 評(píng)論0 收藏0
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  264. Ugly NumberII & 313. Super Ugly Number

  ...gram to find the n-th ugly number. Ugly numbers are positive numbers whose prime factors only include 2, 3, 5. For example, 1, 2, 3, 4, 5, 6, 8, 9, 10, 12 is the sequence of the first 10 ugly numbe...

  Lionad-Morotar 2019-08-14 14:06 評(píng)論0 收藏0
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  Lombok介紹、使用方法和總結(jié)

  ... return true; } @Override public int hashCode() { final int PRIME = 59; int result = 1; final long temp1 = Double.doubleToLongBits(this.getScore()); result = (result*PRIM...

  30e8336b8229 2019-08-19 10:16 評(píng)論0 收藏0