Home >Topic List >How to calculate the factorial of a number in python
How to calculate the factorial of a number in python
Method: 1. Use loop; 2. Use recursion; 3. Use math module; 4. Use reduce function. For more details on how Python calculates the factorial of a number, you can read the following article.
Python factorial sum methodThe method of factorial summation in Python: first define a getSum function, use a for loop to call the fact function within the function; then perform the factorial operation on a number within the fact function, and return the calculated result; finally, use the getSum function to calculate the factt The results can be accumulated.
How to find the factorial of the input number in PythonHow to find the factorial of the input number in python: first define a [factorial()] function and enter the factorial algorithm; then call the [factorial()] function to calculate the factorial of 5; finally use the [print()] function to output the calculated result.
How to use Python to implement the algorithm for solving factorial?How to use Python to implement the algorithm for solving factorial? Factorial is an important concept in mathematics. It means that a number is multiplied by itself minus one, then multiplied by itself minus one, and so on until it is multiplied to 1. Factorial is usually represented by the symbol "!". For example, the factorial of 5 is expressed as 5!, and the calculation formula is: 5!=5×4×3×2×1=120. In Python, we can use loops to implement a simple factorial algorithm. A sample code is given below: deffacto
Related coursesMore>
Python programming introductory series of graphic tutorialsElementary222775 plays
Quick start with python basicsElementary24025 plays
Python concurrent programming practiceElementary5104 plays
Related Resource DownloadsMore>