public class PredikatNilai {
    public static void main(String[] args) {
        int nilai = 78;

        String predikat = nilai >= 90 ? "A"
                        : nilai >= 80 ? "B"
                        : nilai >= 70 ? "C"
                        : nilai >= 60 ? "D"
                        : "E";
        System.out.println("Predikat: " + predikat);
    }
}