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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.  
  13. 	    List<Long> lista = new ArrayList();
  14.  
  15. 	    long k = 0;
  16. 	    int base = 2;
  17.  
  18. 	    for (long a = 1; a <= 10; a++) {
  19.  
  20. 		    k += (base*a); 
  21. 		    lista.add(k);
  22. 	  	}  
  23.  
  24. 	    System.out.println("Soma="+lista);
  25.  
  26. 	    //base 3
  27.  
  28. 	    System.out.println();
  29.  
  30. 	    lista = new ArrayList();
  31.  
  32. 	    k = 0;
  33. 	    base = 3;
  34.  
  35. 	    for (long a = 1; a <= 10; a++) {
  36.  
  37. 		    k += (base*a); 
  38. 		    lista.add(k);
  39. 	  	}  
  40.  
  41. 	    System.out.println("Soma="+lista);
  42. 	}
  43. }
Success #stdin #stdout 0.04s 711168KB
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Standard input is empty
stdout
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Soma=[2, 6, 12, 20, 30, 42, 56, 72, 90, 110]

Soma=[3, 9, 18, 30, 45, 63, 84, 108, 135, 165]
https://ideone.com/247D1A
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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