Java tutorial
import java.util.Arrays; public class Main { public static void main(String[] args) { // initializing boolean array boolean arr[] = new boolean[] { true, true, true, true, true }; System.out.println(Arrays.toString(arr)); // using fill for placing false from index 1 to 4 Arrays.fill(arr, 1, 4, false); System.out.println(Arrays.toString(arr)); } }