public class BuggyBread1{<br /> <br /> public static void main (String args[]) {<br /> Set<Integer> mySet = new TreeSet<Integer>();<br /> mySet.add(1);<br /> mySet.add(2);<br /> mySet.add(111);<br /> for(Integer d: mySet){<br /> System.out.println(d);<br /> }<br /> }<br /> }

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Q1. public class BuggyBread1{

public static void main (String args[]) {
Set<Integer> mySet = new TreeSet<Integer>();
mySet.add(1);
mySet.add(2);
mySet.add(111);
for(Integer d: mySet){
System.out.println(d);
}
}
}

Ans. 1
2
111

TreeSet maintains the elements in the ascending order which is identified by the compareTo method. compareTo method in Integer has been defined such that it results in the natural numerical Order.

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