factorial worksheet

Example: Enter n, calculate s = 1! + 2! + 3! + 4! + ... + n! of the last six bits (excluding the leading 0). Which n≤106.Analysis: Consider the following data overflow program:#include intMainvoid){ intN, I; intsum =1; intfactorial =1; scanf ("%d", N); for(i =2; I ) {factorial= (factorial * i)%1000000; Sum= (sum + factorial)%1000000; } printf ("%d\n", sum); r

Factorial Factorization (I) time limit: 3000 MS | memory limit: 65535 kb difficulty: 2 Description Given two numbers m, n, where M is a prime number. Returns the factorial of N (0 Input The first row is an INTEGER (0 The next s row has two integers n and M. Output Number of output M. Sample Input 2100 516 2 Sample output 2415

Topic backgroundThe factorial writing n! of N, which represents the product of all positive integers less than or equal to N.Title DescriptionThe factorial will grow quickly, such as the 13! must be stored with a 32-bit integer type, to 70! That is, the use of floating-point numbers will not survive. Your task is to find the first non-0-bit factorial. As an examp

Two factorial Problems Two questions about factorial This article introduces two problems related to the factorial operation. Remember, the factorial result cannot be calculated because it will overflow. Do not convert it to a string because it is troublesome. In general, we can use a mathematical method to convert th

Http://acm.nyist.net/JudgeOnline/problem.php? PID = 91 Factorial sum time limit: 3000 MS | memory limit: 65535 kb difficulty: 3 Description We will give you a non-negative integer n to determine whether N is the sum of certain numbers (these numbers cannot be reused, and are positive numbers), such as 9 = 1! + 2! + 3 !, If yes, yes is output; otherwise, no is output; Input The

Description given a string s consisting of the first n lowercase letters. String S is the factorial string when and only the current N lowercase letters of the full permutation (the n! species) are the sub-sequences of s (can discontinuous) appear. From this definition, you can get a simple enumeration method to verify, but it is too slow. So now you have to design an algorithm that determines whether a given string is a

DescribeWe all know the concept of factorial, give a simple example: 5! =1*2*3*4*5. Now we are introducing a new factorial concept that multiplies the original number by multiplying it by all the odd numbers multiplied by the I not greater than N for example: 5!! =1*3*5. Now understand the meaning of this factorial now!Now your job is to find out 1!!. +2!! ... +n

the beauty of programming has a topic about factorial: 1 Given an integer n, then the factorial of n equals n!, how many 0 at the end, for example, n=10,n!=3628800,n! at the end of two 0 2 The position of the lowest bit in the binary representation of the n! is 1. factorial definition: N!={1 n(n? 1 )! n=0 n>0 ?N∈N The author's analysi

the length of the factorial of 1058 NBase time limit:1 seconds space limit:131072 KBEnter N to find The length of the ten -binary representation of the factorial of n . For example 6! = 720, length is 3. InputInput N (1 OutputThe length of the factorial of the output NInput Example6Output Example3* n! the length is equal to log10 (n!)ImportJava.util.*; Public cl

anintegerreturnthenumberofinintime complexity.This problem requires solving the number of end 0 in the factorial in logarithmic time.The number of factorial in 0 is determined by the number of factors 2 and 5, and because factorial is the number of consecutive n, so the number of 2 is more than the number of 5, so the number of 0 is equal to the number of 5 of ea

Digit factorialsProblem 34145 is a curious number, as 1! + 4! + 5! = 1 + 24 + 120 = 145.Find the sum of all numbers which is equal to the sum of the factorial of their digits.Note:as 1! = 1 and 2! = 2 is not sums they is not included.Answer:40730Completed on Wed, 8 Jul 2015, 17:34Go to the "thread for Problem" in the forum. fromMathImportFactorialm=factorial (9) def func(x):result=0 whileX>0: result+=

Large number factorial time limit:MS | Memory limit:65535 KB Difficulty:3 Describe we all know how to calculate the factorial of a number, but if the number is large, how do we calculate it and output it? Input Enter an integer m (0 Output The factorial of the output m and ente

LIGHT_OJ 1138 the number of leading zeros after factorial n-trailing zeroes (III)Time Limit:2000MSMemory Limit:32768KB64bit IO Format:%LLD %llusubmit Status Practice LIGHTOJ 1138DescriptionYou task was to find minimal natural number N, so that n! contains exactly Q zeroes on the trail in decimal notation. As you know n! = 1*2*...*n. For example, 5! = contains one zero on the trail.InputInput starts with an integer T (≤10000), denoting the number of te

Topic题目标题：计算阶乘n!是一件可怕的事情，因为当n并不是很大时，n!将是一个很大的值。例如13! = 6227020800，已经超过了我们常用的unsigned int类型的取值范围。请设计一个程序，使其可以计算100以内的数的阶乘，结果用字符串的形式输出详细描述：接口说明原型：void CalcNN(int n, char *pOut)输入参数：int n 需要计算的阶乘数输出参数：char *pOut 结算结果，内存由调用者负责管理返回值：无限制：无举例：题目来源: 软件训练营 练习阶段: Code/* ---------------------------------------* Date: 2015-06-30* sjf0115* title: Horrible factorial * Source: Huawei on-Machine-------------------------- ---------------*/#include #include #incl

Problem descriptionGiven the parameter n (n is a positive integer), calculate the factorial of n n! The number of "0" is included at the end.For example, 5! =120, which contains the number of "0" at the end of the 1;10! = 3628800, with the number of "0" at the end of the 2;20! = 2432902008176640000, with the number of "0" at the end of which is 4.Problem Analysis:Obviously, for the factorial growth rate of

Large number factorial time limit: theMs | Memory Limit:65535KB Difficulty:3 Describe We all know how to calculate the factorial of a number, but if the number is large, how do we calculate it and output it? Input Enter an integer m (0 Output the