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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 xd{
  9. int a;
  10. public xd(int a){
  11. this.a = a;
  12. }
  13. }
  14. class Ideone
  15. {
  16. public static void main (String[] args) throws java.lang.Exception
  17. {
  18. xd xd = new xd();
  19. }
  20. }
Compilation error #stdin compilation error #stdout 0s 0KB
stdin
Standard input is empty
compilation info
Main.java:18: error: constructor xd in class xd cannot be applied to given types;
		xd xd = new xd();
		        ^
  required: int
  found: no arguments
  reason: actual and formal argument lists differ in length
1 error
stdout
Standard output is empty