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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 int f(int n)
  11.     {
  12.         int c, i = 0, a = 1, b = 1;
  13.         for (; i < n;)
  14.         {
  15.             c = i++ % 2 > 0 ? a - b : a + b;
  16.             a = b;
  17.             b = c;
  18.         }
  19.         return b;
  20.     }
  21. 	public static void main (String[] args) throws java.lang.Exception
  22. 	{
  23. 		for (int i = 1; i < 14; i++)
  24. 		{
  25. 			System.out.println("For n = " + i + ", f(n) = " + f(i));
  26. 		}
  27. 	}
  28. }
Success #stdin #stdout 0.04s 711168KB
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stdin
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Standard input is empty
stdout
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For n = 1, f(n) = 2
For n = 2, f(n) = -1
For n = 3, f(n) = 1
For n = 4, f(n) = -2
For n = 5, f(n) = -1
For n = 6, f(n) = -1
For n = 7, f(n) = -2
For n = 8, f(n) = 1
For n = 9, f(n) = -1
For n = 10, f(n) = 2
For n = 11, f(n) = 1
For n = 12, f(n) = 1
For n = 13, f(n) = 2
https://ideone.com/8MSHDc
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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