Solution.java

import java.util.*;

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

        int batasMaksimal = scanner.nextInt();
        scanner.nextLine();

        String kalimat = scanner.nextLine();

        String hasil = tambahkanEnter(batasMaksimal, kalimat);

        System.out.println(hasil);
    }

    private static String tambahkanEnter(int batasMaksimal, String kalimat) {
        StringBuilder hasil = new StringBuilder();
        String[] kataKata = kalimat.split(" ");
        int panjangBaris = 0;

        for (String kata : kataKata) {
            if (panjangBaris + kata.length() <= batasMaksimal) {
                hasil.append(kata).append(" ");
                panjangBaris += kata.length() + 1;
            } else {
                hasil.append("\n").append(kata).append(" ");
                panjangBaris = kata.length() + 1;
            }
        }

        return hasil.toString().trim();
    }
}