swapping in an ArrayList
import java.util.ArrayList;
public class Swap {
public static void main(String[] args) {
ArrayList<Integer> list = new ArrayList<>();
list.add(1);
list.add(10);
list.add(18);
list.add(7);
list.add(34);
list.add(5);
System.out.println("ArrayList before swapping:" + list);
// SWAP
int temp = list.get(2);
list.set(2, list.get(3));
list.set(3, temp);
System.out.println("ArayList after swapping:" + list);
}
}
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