package FirstPackage; import java.util.Arrays; import java.util.Scanner; public class Date1005 { public static double[] num1 = new double[10]; public static double[][] m = new double[3][3]; public static void main(String[] args) { System.out.println("start"); Scanner scanner = new Scanner(System.in); for (int i = 1; i < 10; i++) { double num = scanner.nextDouble(); num1[i] = num; SortRow(m); } S..
import java.util.Scanner; import java.util.regex.Pattern; public class HexMain { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String number = scanner.nextLine(); String[] nn = number.split(""); boolean flag = Pattern.matches("^[a-fA-F0-9]*$", number); try { if(flag) { System.out.println(Integer.parseInt(number, 16)); } else { throw new HexException(); } } ca..