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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. public static void main (String[] args) throws java.lang.Exception
  8. {
  9. double xa, ya, za, xb, yb, zb;
  10. Scanner in = new Scanner(System.in);
  11.  
  12. xa = in.nextDouble();
  13. ya = in.nextDouble();
  14. za = in.nextDouble();
  15. xb = in.nextDouble();
  16. yb = in.nextDouble();
  17. zb = in.nextDouble();
  18.  
  19. double AB = Math.sqrt((xb-xa)*(xb-xa)+(yb-ya)*(yb-ya)+(zb-za)*(zb-za));
  20.  
  21. System.out.println(AB);
  22. }
  23. }
Success #stdin #stdout 0.08s 4386816KB
stdin
6 	6 	4 	4 	2 	8
stdout
6.0