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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Main
  6. {
  7. 	public static boolean eqchar(String s)
  8. 	{
  9. 		for (int i = 1; i < s.length(); i++)
  10. 		{
  11. 			if (s.charAt(i) != s.charAt(0)) return false;
  12. 		}
  13. 		return true;
  14. 	}
  15.  
  16. 	public static boolean ispal(String s)
  17. 	{
  18. 		for (int i = 0; i < s.length()/2; i++)
  19. 		{
  20. 			if (s.charAt(i) != s.charAt(s.length() - i - 1)) return false;
  21. 		}
  22. 		return true;
  23. 	}
  24.  
  25. 	public static void main (String[] args) throws java.lang.Exception
  26. 	{
  27. 		Scanner in=new Scanner(System.in);
  28. 		String s = in.nextLine();
  29. 		if (eqchar(s)) System.out.println("NO SOLUTION");
  30. 		else
  31. 		{
  32. 			if (!ispal(s)) System.out.println(s);
  33. 			else
  34. 			{
  35. 				if (s.charAt(0) < s.charAt(1)) System.out.println(s.substring(0, s.length() - 1));
  36. 				else System.out.println(s.substring(1));
  37. 			}
  38. 		}
  39. 	}
  40. }
Success #stdin #stdout 0.13s 29376KB
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https://ideone.com/4shKsr
Антипалиндром
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
public

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