Eroare de compilare: user.cpp:1:1: error: ‘import’ does not name a type import java.io.BufferedWriter; ^~~~~~ user.cpp:2:1: error: ‘import’ does not name a type import java.io.FileInputStream; ^~~~~~ user.cpp:3:1: error: ‘import’ does not name a type import java.io.FileWriter; ^~~~~~ user.cpp:4:1: error: ‘import’ does not name a type import java.io.IOException; ^~~~~~ user.cpp:5:1: error: ‘import’ does not name a type import java.util.ArrayList; ^~~~~~ user.cpp:6:1: error: ‘import’ does not name a type import java.util.List; ^~~~~~ user.cpp:7:1: error: ‘import’ does not name a type import java.util.Scanner; ^~~~~~ user.cpp:11:13: error: expected ‘:’ before ‘static’ private static int k, n; ^~~~~~ user.cpp:12:13: error: expected ‘:’ before ‘static’ private static int[] a; ^~~~~~ user.cpp:12:23: error: expected unqualified-id before ‘[’ token private static int[] a; ^ user.cpp:13:13: error: expected ‘:’ before ‘static’ private static List<Integer> sequence; ^~~~~~ user.cpp:13:20: error: ‘List’ does not name a type private static List<Integer> sequence; ^~~~ user.cpp:15:13: error: expected ‘:’ before ‘static’ private static void db(int t, int p) { ^~~~~~ user.cpp:31:13: error: expected ‘:’ before ‘static’ private static void de_brujin() { ^~~~~~ user.cpp:39:12: error: expected ‘:’ before ‘static’ public static void main(String[] args) throws IOException { ^~~~~~ user.cpp:39:29: error: ‘String’ has not been declared public static void main(String[] args) throws IOException { ^~~~~~ user.cpp:39:38: error: expected ‘,’ or ‘...’ before ‘args’ public static void main(String[] args) throws IOException {