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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		System.out.println(soma(0));
  13. 		System.out.println(soma(1));
  14. 		System.out.println(soma(2));
  15. 		System.out.println(soma(3));
  16. 		System.out.println(soma(4));
  17. 	}
  18.  
  19. 	public static int soma(int quantidade) {
  20. 	    if(quantidade == 0) {
  21. 	        return 5;
  22. 	    } else {
  23. 	        return soma(quantidade - 1) + 2*(quantidade + 2) + 1 ;
  24. 	    }
  25. 	}
  26. }
Success #stdin #stdout 0.07s 2184192KB
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stdin
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Standard input is empty
stdout
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5
12
21
32
45
https://ideone.com/0vmZ5k
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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