import java.io.IOException;
public class Main
{
	 public static void main(String[] args) throws IOException {
		    ProgLang pl = null;
		    try {
		      pl =  new ProgLang(System.getProperty("user.home") + "/Programmers.tsv");
		    } catch (Exception exc) {
		      System.out.println("Wadliwy konstruktor: " + exc);
		    }

		    System.out.println("@3 Języki posortowane wg liczby programistów:");
		    try {
		      pl.getLangsMapSortedByNumOfProgs()
		        .forEach((k,v)->System.out.println(k+ " = " + v));
		    } catch (Exception exc) {
		      System.out.println(exc);
		    }


		  }


}