fgfg

mport java.util.Arrays;
import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
       /* Scanner io = new Scanner(System.in);
        System.out.println("Input of the radius of the circle: ");
        double radius = io.nextDouble();
        System.out.println("Perimeter is = " + (2 * radius * Math.PI));
        System.out.println("Area is = " + (Math.PI * radius * radius));
        double d = 5.9090909;
        System.out.format("%.2f%n",d);

        */
        /*int number1 = 1;
        System.out.println(number1);
        while(number1<99){
            number1+=2;
            System.out.println(number1);
        }

         /*for (int i = 1; i < 100; i++){
            if (i%2 !=0){
                System.out.println(i);
            }
        }

         */
       /* int OddNumber = 0;
        int EvenNumber = 1;
        Scanner input = new Scanner(System.in);
        double output = input.nextDouble();
        if (output % 2 == 0) {
            System.out.println(EvenNumber);
        } else {
            System.out.println(OddNumber);
        }

        */
        /*Scanner input = new Scanner(System.in);
        int output = input.nextInt();
        switch(output){
            case 1:
            System.out.println("dziś jest poniedziałek");
            break;
            case 2:
            System.out.println("dziś jest wtorek");
            break;
            case 3:
            System.out.println("dziś jest środa");
            break;
            default:
                System.out.println("nie ma takiego dnia tygodnia");
                break;
        }

         */

       /* String[] tab = new String[5];
        Scanner name = new Scanner(System.in);
        for(int i=0;i<5;i++){
            tab[i] = name.nextLine();
        }
        for (int i = 1;i< tab.length;i++ ){
            System.out.println("Witaj: " + tab[i]);
        }

        */
        /*
       int[] tab;

        Scanner scanner = new Scanner(System.in);
        int n = scanner.nextInt();
        tab = new int[n];
        for (int i=0;i<tab.length;i++){
           tab[i] = i+1;
        int licznik = 0;
        while (licznik<tab.length){
            System.out.println(tab[licznik]+ " ");
            licznik++;
        }
        }


         */

       /* int tab[];
        tab = new int[10];
        for (int i = 0;i<10;i++){
            tab[i] = i+1;
            System.out.println(tab[i]);
        }
        for (int i = 0;i<10;i++){
            System.out.println("tablica [" + i + "] = " + tab[i]);
        }


        */

        int tab[];
        tab = new int[20];
        for (int i = 20; i>0;i--){
            tab[i] = i -1;
            System.out.println(tab[i]);
        }

    }
}