class GFG {     static int MAX_CHAR = 26;           // f | OFF CAMPUS UPDATES

class GFG

{

    static int MAX_CHAR = 26;

     

    // function to return true if strings have

    // common substring and no if strings have

    // no common substring

    static boolean twoStrings(String s1, String s2)

    {

        // vector for storing character occurrences

        boolean v[]=new boolean[MAX_CHAR];

        Arrays.fill(v,false);

     

        // increment vector index for every

        // character of str1

        for (int i = 0; i < s1.length(); i++)

            v[s1.charAt(i) - 'a'] = true;

         

        // checking common substring of str2 in str1

        for (int i = 0; i < s2.length(); i++)

            if (v[s2.charAt(i) - 'a'])

            return true;

         

        return false;    

    }

     

    // Driver code

    public static void main (String[] args)

    {

        String str1 = "hello";

        String str2 = "world";

        if (twoStrings(str1, str2))

            System.out.print("Yes");

        else

            System.out.print("No");

    }

}

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