How to calculate Factorial of a number using for loop in Java

helpful tutorial, easy to understand 👍👍

oh i found it's good to replace int with double for more numbers

how come when i put an integer greater or equal to 21, the factorial is negative? plz help

(it is negative for 21, 22, 24 and some others

you're awesome! Thanks!

class Factorial
{
public static void main(String args[])
{
Scanner sc = new Scanner(System.in);
System.out.println("Enter a Number for factorial:");
n = sc.nextInt();


int number,fact=1;
for(int i=1; i<=number;i++)
{
fact=fact*i;
}
System.out.println("factorial Number is " + fact);
}
}

please learn english

Well explained

helped me a lott....thanx

This helped!!!!!!!!!!!