#include<iostream>
using namespace std;
int main()
{
int n;
int fact=1;
cout<<"Enter number ";
cin>>n;
if (n<0)
{
cout<<"Enter positive value";
}
else
{
while(n>0)
{
fact=fact*n;
n--;
}
}
cout<<"The factorial of "<<n<<" is
"<<fact;
return 0;
}

In C++ using the while loop.. Compute factorial of a number Factorial of n = 1*2*3...
Write a C++ function to find factorial of an integer number N >0. Using the factorial function print the factorial of two inputs as shown below: Sample input: 1 4 Expected output: 1 24
C programming
KAM5 Write a function unsigned long long int factorial(int num) to compute the factorial of a number. The factorial of a number is given by n! = 1*2* ... *n So 1! = 1, 2! = 1*2, 3! = 1*2*3 ... For example: Test Result printf("%llu\n", factorial(5)); 120 printf("%lu\n", factorial(20)); 2432902008176640000
Programming language: C NOT c++
Problem 2 (20 points) Both the for loop and the do-while loop can be transformed into a simple while loop. For each of the following examples a) and b), write equivalent code using a while loop instead. double rand_double)( double ret - (double)rand(); return ret/ (RAND MAX 1); int factorial (int n) int for i, ret =1; (i=2; i <= ret *= 1; n; i++) int sample_geometric_rv(double p)l double q return ret; int ne; do...
Calculate ? using the approximation n! n ! is the factorial: n!-1 × 2 × 3 × × n. |1×3 x-..×n, nis odd n!! is the semifactorial: n!!-12 x 4 x x n, n is even not to be confused with (n!)!, which is the factorial function iterated twice. The semifactorial of n is the product of the integers between 1 and n which have the same parity (even or odd) as n. For example, 7!! 1 × 3 ×...
Calculating the Factorial of a Number - PSEUDOCODE In mathematics, the notation n! represents the factorial of the nonnegative integer n. The factorial of n is the product of all the nonnegative integers from 1 up through n. For example: 7! = 1 × 2 × 3 × 4 × 5 × 6 × 7 = 5,040 and 4! = 1 × 2 × 3 × 4 = 24 Design a program that asks the user to enter a nonnegative...
C++ //Write prototype for function factorial that accepts an int num and returns an int /* WITH LOOP OF YOUR CHOICE: Write code for function factorial that accepts an int num and returns the num's factorial factorial(5); 1*2*3*4*5 returns 120 DON'T FORGET TO WRITE TEST CASE. */ //write includes statements //write using statements for cin and cout /* Use a do while loop to prompt the user for a number, call the factorial function, and display the number's factorial. Also,...
Special Problem: Automated Factorial Create a MATLAB function called xfact that uses a loop to calculate the factorial of an integer. Your function should take a single integer input. Your function should compute the factorials of every integer from 1 to the integer provided by the input. Test your function by prompting the user to enter an integer N and, using a loop create an array named X of length N that contains the factorials of the numbers 1 to...
Write a JavaScript function that asks the user for a number, n, then calculates the factorial for that number. You must use a loop to find the factorial.
C++
3. Write a program that recursively calculates n factorial (n!) a) Main should handle all input and output b) Create a function that accepts a number n and returns n factorial c) Demonstrate the function with sample input from console. n! n * n-1 * n-2 * n-3, for all n > 0 For example, 3!-3 21-6 using a recursive process to do so. Example output (input in bold italics) Enter a number: 5 5120
Write a shell script “6-1.sh” to calculate the exponentiation using while loop. This script needs to take two inputs like “6-1.sh a b”, and outputs the result of “ab”. Note: You need to implement it, DO NOT use the exponentiation operation provided by the Linux. Write a shell script “6-2.sh” to calculate the factorial of a number using while loop. This script needs to take one input like “6-2.sh a”, and outputs the result of “a!”.