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fac.java
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28 lines (25 loc) · 706 Bytes
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//PREDEFINED FACTORIAL NUMBER
// class fac{
// public static void main(String[] args) {
// int n=7,fact=1;
// for(int i=1;i<=n;i++){
// fact=fact*i;
// }
// System.out.println("factorial num is: "+ n + " is " + fact);
// }
// }
//USERDEFINED FACTORIAL NUMBER
import java.util.*;
class fac{
public static void main(String[] args) {
int n=1,fact=1;
System.out.println("Enter number" );
Scanner s = new Scanner(System.in);
n=s.nextInt();
for(int i=1;i<=n;i++)
{
fact=fact*i;
}
System.out.println("factorial num is: "+ n + " is " + fact);
}
}