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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) throws java.lang.Exception
  8. 	{
  9.  
  10.         int numero = 5;
  11.         System.out.println("O fatorial de " + numero + " é " + fatorial(numero) + ".");
  12. 	}
  13.  
  14. 	public static int fatorial(int num) {
  15.  
  16.         if (num <= 1) {
  17.             return 1;
  18.         } else {
  19.             return fatorial(num - 1) * num;
  20.         }
  21.     }
  22. }
Success #stdin #stdout 0.16s 55932KB
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stdin
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Standard input is empty
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O fatorial de 5 é 120.
https://ideone.com/qeQ43k
Fatorial Recursivo
language:
Java (HotSpot 12)
created:
1 day ago
visibility:
public

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