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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. static boolean isAlpha(String s) {
  11. return s.chars().allMatch(c -> Character.isAlphabetic(c));
  12. }
  13.  
  14. public static void main (String[] args) throws java.lang.Exception
  15. {
  16. String s = "anedisuSUIHBDE";
  17. String s2 = "sadsi...sdfniodsf";
  18.  
  19. System.out.println(isAlpha(s) + " " + isAlpha(s2));
  20. }
  21. }
Success #stdin #stdout 0.19s 320704KB
stdin
Standard input is empty
stdout
true false