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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 void main (String[] args) throws java.lang.Exception
  11. {
  12. double a = 5e-315;
  13. double b = 4e-315;
  14. System.out.println("a = " + a);
  15. System.out.println("b = " + b);
  16. if (a != b) {
  17. System.out.println("not equal");
  18. }
  19. double r = 2 / (a - b);
  20. System.out.println("2 / (a - b) = " + r);
  21. }
  22. }
Success #stdin #stdout 0.1s 320256KB
stdin
Standard input is empty
stdout
a = 5.0E-315
b = 4.0E-315
not equal
2 / (a - b) = Infinity