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  1. import java.io.*;
  2. import java.util.*;
  3. import java.text.*;
  4. import java.math.*;
  5. import java.util.regex.*;
  6.  
  7. class Solution {
  8.  
  9.     static String super_reduced_string(String s){
  10.         // Complete this function
  11.         int i, j;
  12.             while (!checkString(s))
  13.                 s = cutString(s);
  14.         if (s.length() == 0)
  15.             return "Empty String";
  16.         else
  17.             return s;
  18.     }
  19.  
  20.     static String cutString(String str)
  21.     {
  22.         for (int i = 0; i < str.length() - 1; i++)
  23.         {
  24.             if (str.substring(i, i+1).equals(str.substring(i+1, i+2)))
  25.                 str = str.substring(0, i) + str.substring(i+1); i--;
  26.  
  27.         }
  28.         return str;
  29.     }
  30.  
  31.     static boolean checkString(String str)
  32.     {
  33.         for (int j = 0; j < str.length()-1; j++)
  34.         {
  35.             if (str.charAt(j) == str.charAt(j+1))
  36.                 return false;
  37.         }
  38.         return true;
  39.     }
  40.  
  41.     public static void main(String[] args) {
  42.         Scanner in = new Scanner(System.in);
  43.         String s = in.next();
  44.         String result = super_reduced_string(s);
  45.         System.out.println(result);
  46.     }
  47. }
  48.  
Runtime error #stdin #stdout #stderr 0.06s 4386816KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
stderr
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Exception in thread "main" java.util.NoSuchElementException
	at java.util.Scanner.throwFor(Scanner.java:862)
	at java.util.Scanner.next(Scanner.java:1371)
	at Solution.main(Main.java:43)
https://ideone.com/29XHft
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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