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  1. /* package whatever; // don't place package name! */
  2.  
  3. import static java.lang.System.out; 
  4.  
  5. /* Name of the class has to be "Main" only if the class is public. */
  6. class Ideone
  7. {
  8. 	public static void main(String[] a) {
  9. 		out.println(c("Hello, this is [?] world!"));
  10. 		out.println(c("How about we build [?] big building. It will have [?] orange banana hanging out of [?] window."));
  11. 		out.println(c("[?] giant en le sky."));
  12. 		out.println(c("[?] yarn ball? [?] big one!"));
  13. 		out.println(c("[?] hour ago I met [?] European. "));
  14. 		out.println(c("Hey sir [Richard], how 'bout [?] cat?"));
  15. 		out.println(c("[?] dog is barking. [?] cat is scared!"));
  16. 	}
  17.  
  18. 	static String c(String s) {
  19. 		String x[] = s.split("\\[\\?\\]", 2), r = x[0];
  20. 		if (x.length > 1)
  21. 			return r + (r.matches("(.+[.!?] )|(^)$")?"A":"a")
  22. 					+ ("aeiouAEIOU".contains("" + x[1].charAt(1)) ? "n" : "") + c(x[1]);
  23. 		else
  24. 			return r;
  25. 	}
  26. }
Success #stdin #stdout 0.05s 711168KB
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stdin
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Standard input is empty
stdout
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Hello, this is a world!
How about we build a big building. It will have an orange banana hanging out of a window.
A giant en le sky.
A yarn ball? A big one!
A hour ago I met an European. 
Hey sir [Richard], how 'bout a cat?
A dog is barking. A cat is scared!
https://ideone.com/z7hlVi
language:
Java (HotSpot 12)
created:
8 years ago
visibility:
public

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