/**

* Created by pm-01 on 03.10.2016.

*/

public class String2 {

public String wordEnds(String str, String word) {

String result = "";

int start = 0;

while (true) {

int found = str.indexOf(word, start);

//System.out.println("found = " + found);

if (found > 0) {

result += str.substring(found - 1, found);

//System.out.println("result += " + str.substring(found - 1, found));

}

if (found != -1 && found + word.length() < str.length()) {

result += str.substring(found + word.length(), found + word.length() + 1);

//System.out.println("result += " + str.substring(found + word.length(), found + word.length() + 1));

}

if (found == -1)

break;

start = found + word.length();

}

return result;

}

public static void main(String[] args) {

String2 string2 = new String2();

System.out.println( string2.wordEnds("abcXY123XYijk", "XY") );

System.out.println( string2.wordEnds("XY123XY", "XY") );

System.out.println( string2.wordEnds("XY1XY", "XY") );

/*

System.out.println( string2.sameStarChar("xy*yzz") == true );

System.out.println( string2.sameStarChar("xy*zzz") == false );

System.out.println( string2.sameStarChar("*xa*az") == true );

System.out.println( string2.sameStarChar("*xa*bz") == false );

System.out.println( string2.sameStarChar("*xa*a*") == true );

System.out.println( string2.sameStarChar("") == true );

System.out.println( string2.sameStarChar("*xa*a*a") == true );

System.out.println( string2.sameStarChar("*xa*a*b") == false );

System.out.println( string2.sameStarChar("*12*2*2") == true );

System.out.println( string2.sameStarChar("12*2*3*") == false );

System.out.println( string2.sameStarChar("abcDEF") == true );

System.out.println( string2.sameStarChar("XY*YYYY*Z*") == false );

System.out.println( string2.sameStarChar("XY*YYYY*Y*") == true );

System.out.println( string2.sameStarChar("12*2*3*") == false );

System.out.println( string2.sameStarChar("*") == true );

System.out.println( string2.sameStarChar("**") == true );

*/

}

}