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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Main
  6. {
  7. 	static Scanner sc = new Scanner(System.in);
  8.  
  9. 	public static void main (String[] args) throws java.lang.Exception
  10. 	{
  11. 		double mul = 1;
  12. 		double x;
  13. 		while(sc.hasNext()){
  14. 			x = sc.nextDouble();
  15. 			if(x < 0){
  16. 				break;
  17. 			}
  18. 			mul *= x;
  19. 		}
  20. 		System.out.println(mul);
  21. 	}
  22. }
Success #stdin #stdout 0.19s 321344KB
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stdin
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0.5 0.4 0.3 0.2 0.1 -0.1 -0.2 -0.3
stdout
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0.0012000000000000001
https://ideone.com/gkIdmu
Java 3
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
secret

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