// "Replace with anyMatch()" "true" import java.util.Arrays; import java.util.Objects; public class Main { boolean contains(String[][] haystack, String needle) { if(haystack != null) { if (Arrays.stream(haystack).filter(Objects::nonNull).flatMap(Arrays::stream).anyMatch(needle::equals)) { return true; } System.out.println("Oops"); } return false; } }