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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4. import java.math.*;
  5.  
  6. class Ideone
  7. {
  8. 	public static void main (String[] args) throws java.lang.Exception
  9. 	{
  10. 		Scanner in = new Scanner(System.in);
  11. 		double currentNumber = in.nextDouble();
  12. 		double previousNumber = 0;
  13. 		double position = 0;
  14. 		for(; currentNumber >= 0; position++){
  15. 			previousNumber = currentNumber;
  16. 			currentNumber = in.nextDouble();
  17. 		}
  18. 		double result = position + previousNumber;
  19. 		System.out.println(result);	
  20. 	}
  21. }
Success #stdin #stdout 0.15s 321344KB
comments (?)
stdin
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2.7182 81 28 -90 45 -90
stdout
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31.0
https://ideone.com/rHCk2X
А165и
language:
Java (12.0.1)
created:
9 years ago
visibility:
public

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