Программа переводчик

Main.java

package ua.kiev.prog;

import java.util.HashMap;
import java.util.Scanner;

public class Main {
    public static void main(String[] args) {
        var scanner = new Scanner(System.in);

        var list = "i=я;love=люблю;java=джаву;very=очень;much=сильно";

        var enDict = new HashMap<>();
        var ruDisc = new HashMap<>();

        var pairs = list.split(";");

        for (var pair : pairs) {
            var enRu = pair.split("=");

            if (enRu.length != 2) {
                System.out.println("Error!");
                return;
            }

            var en = enRu[0];
            var ru = enRu[1];

            enDict.put(en, ru);
            ruDisc.put(ru, en);
        }

        System.out.println("Enter text to translate:");
        var text = scanner.nextLine();

        System.out.println("What is this language?");
        var lang = scanner.nextLine();

        if (text.length() == 0) {
            System.out.println("Error!");
            return;
        }

        var words = text.split(" ");
        var result = "";

        for (var word : words) {
            if (lang.equals("en"))
                result += enDict.get(word);
            else if (lang.equals("ru"))
                result += ruDisc.get(word);

            result += " ";
        }

        System.out.println(result);
    }
}