import java.util.*;
import java.lang.*;
import java.io.*;

// The main method must be in a class named "Main".
class Main {
    public static void main(String[] args) {
int[] tablica = {10, 20, 30, 40, 50};

for (var i = 1 ; i<tablica.length; i++) {
    System.out.print(tablica[i] + ", ");
}

System.out.println("");

String[] imiona = {"Piotr", "Anna", "Jan", "Leszek"};

for (var i = 1 ; i<imiona.length; i++) {
    System.out.println(i + ". " + imiona[i]);
    }
}}