Given below the sample code :

import java.util.*;
public class SortStrings{
public static void main(String[] args) {
ArrayList<String> str = new ArrayList<String>();
str.add("bBbB");
str.add("BbB");
str.add("bBb");
str.add("BBbb");
Collections.sort(str);
for (String a : str) { System.out.print(a + " "); }
}
}

What will be the output of the above code ?

 1. bBbB bBb BBbb BbB

2. BBbb Bbb bBb bBbB

3. BbB BBbb bBbB bBb

4. bBb BbB bBbB BBbb

Answer

(2)

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