java-algorithims/CheckRotation.java at main · faraimtb/java-algorithims · GitHub

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package com.ematrix;

import java.util.Locale;

public class CheckRotation {

public boolean isRotation(String s1,String s2){

StringBuilder s3= new StringBuilder();

if(s1.length()!=s2.length()){

return false;}

s3.append(s1).append(s1);

return s3.toString().toLowerCase().contains(s2.toLowerCase(Locale.ROOT));

}

public static void main(String[] args){

String sOne="Waterbottle";

String sTwo="erbottlewat";

CheckRotation checkRotation= new CheckRotation();

boolean result = checkRotation.isRotation(sOne,sTwo);

System.out.println(sTwo+" is substring of "+sOne+" "+result);

}

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