I made a recursive method to calculate factorials, but in the main method I have used a for loop to calculate the list of factorials. Is there a way to calculate a list of factorials without using a loop in the main method?
Code:
public class FactInt {
public static void main(String[] args) {
for (int n = 1; n < 11; n++)
System.out.println(factorial(n));
}
//Calculates the factorial of integer n
public static int factorial(int n) {
if (n == 0)
return 1;
else
return n*factorial(n-1);
}
}
It depends on exactly what you mean by "calculate a list", but this prints the same thing:
public static void main(String[] args) {
factorial(10);
}
//Calculates the factorial of integer n
public static int factorial(int n) {
if (n == 0)
return 1;
else {
int newVal = n*factorial(n-1);
System.out.println(newVal);
return newVal;
}
}