Значение строчки

import java.util.Arrays; public class Solution { public static int[][] result = new int[2][]; public static int[] array = new int[]{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11}; public static int valueStart = 10; public static int valueEnd = 13; public static void main(String[] args) { int firstPart = array.length % 2 == 0 ? array.length / 2 : array.length / 2 + 1; result[0] = Arrays.copyOfRange(array, 0, firstPart); result[1] = Arrays.copyOfRange(array, firstPart, array.length); System.out.println(Arrays.deepToString(result)); } } int firstPart = array.length % 2 == 0 ? array.length / 2 : array.length / 2 + 1; что означает строчка ?