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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 fibonacciLoop(int number) {
  11. 		if (number == 1 || number == 2) {
  12. 			return 1;
  13. 		}
  14.  
  15. 		int fibo1 = 1, fibo2 = 1, fibonacci = 1;
  16. 		int sum = 2;
  17. 		for (int i = 3; i <= number; i++) {
  18. 			fibonacci = fibo1 + fibo2; 
  19. 			fibo1 = fibo2;
  20. 			fibo2 = fibonacci;
  21. 			sum = sum + fibonacci;
  22. 		}
  23. 		System.out.println("Sum: " +sum);
  24. 		return fibonacci; 
  25. 	}
  26. 	public static void main (String[] args) throws java.lang.Exception
  27. 	{
  28.     	System.out.println("\n Fibonacci number at location " + " is ==> " + (fibonacciLoop(7) + ""));
  29. 	}
  30. }
Success #stdin #stdout 0.03s 711168KB
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stdin
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Standard input is empty
stdout
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Sum: 33

 Fibonacci number at location  is ==> 13
https://ideone.com/UxZLb7
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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