Nilai rata-rata

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;

public class NilaiRata2 {
    public static void main( String[] args){
        BufferedReader dataIn = new BufferedReader(new InputStreamReader(System.in));
        String nilai1 = "", nilai2 = "", nilai3 = "";
        int k ;
        int l;
        int m;
        int hasil;
               
        try{
            System.out.println("nilai 1 : ");
            nilai1 = dataIn.readLine();
            System.out.println("nilai 2 : ");
            nilai2 = dataIn.readLine();
            System.out.println("nilai 3 : ");
            nilai3 = dataIn.readLine();
        }catch(IOException e){
            System.out.println("gagal membaca keyboard");
        }
        k = Integer.parseInt(nilai1);
        l = Integer.parseInt(nilai2);
        m = Integer.parseInt(nilai3);
       
        hasil =( k + l + m)/3;
       
        if(hasil>=60){
            System.out.println(" :-> nilai rata - rata anda : " +hasil );
        }else{
          System.out.println(" :-< nilai rata - rata anda : " +hasil);
        }
           
       
    }
}