问使用java比较两个值

EN

package android.example.scorekeeper;

import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.Random;

import androidx.appcompat.app.AppCompatActivity;

public class MainActivity extends AppCompatActivity {

    Button b_ROLL;
    ImageView red_4;
    int score_A = 0;
    int score_B = 0;
    String winnerScore ;
    Random r;
    int rolledNumber;

    public void addOneForTeamA(View V) {
        score_A = score_A + 1;
        displayForTeamA(score_A);
    }

    public void addTwoForTeamA(View V) {
        score_A = score_A + 2;
        displayForTeamA(score_A);
    }

    public void addThreeForTeamA(View V) {
        score_A = score_A + 3;
        displayForTeamA(score_A);
    }

    public void addFourForTeamA(View V) {
        score_A = score_A + 4;
        displayForTeamA(score_A);
    }

    public void addFiveForTeamA(View V) {
        score_A = score_A + 5;
        displayForTeamA(score_A);
    }

    public void addSixForTeamA(View V) {
        score_A = score_A + 6;
        displayForTeamA(score_A);
    }

    public void addOneForTeamB(View V) {
        score_B = score_B + 1;
        displayForTeamB(score_B);
    }

    public void addTwoForTeamB(View V) {
        score_B = score_B + 2;
        displayForTeamB(score_B);
    }

    public void addThreeForTeamB(View V) {
        score_B = score_B + 3;
        displayForTeamB(score_B);
    }

    public void addFourForTeamB(View V) {
        score_B = score_B + 4;
        displayForTeamB(score_B);
    }

    public void addFiveForTeamB(View V) {
        score_B = score_B + 5;
        displayForTeamB(score_B);
    }

    public void addSixForTeamB(View V) {
        score_B = score_B + 6;
        displayForTeamB(score_B);
    }

    public void WinnerScore(View v) {
        if (score_B < score_A) {
            String winner = "Team A is Winner";
            System.out.println(winner);
        } else {
            String winner = "Team B is Winner";
            System.out.println(winner);
        }
    }

    /**
     * Displays the given score for Team A.
     */
    public void displayForTeamA(int score) {
        TextView scoreView = (TextView) findViewById(R.id.a_score);
        scoreView.setText(String.valueOf(score));
    }

    /**
     * Displays the given score for Team B.
     */

    public void displayForTeamB(int score) {
        TextView scoreView = (TextView) findViewById(R.id.b_score);
        scoreView.setText(String.valueOf(score));
    }

    /**
     * Displays the winner from both teams.
     */

    public void displayForwinner(String score) {
        TextView scoreView = (TextView) findViewById(R.id.winner);
        scoreView.setText(String.valueOf(score));
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        b_ROLL = (Button) findViewById(R.id.id_roll_the_dice);
        red_4 = (ImageView) findViewById(R.id.id_red_1);
        r = new Random();
        b_ROLL.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                rolledNumber = r.nextInt(6) + 1;
                if (rolledNumber == 1) {
                    red_4.setImageResource(R.drawable.red_1);
                } else if (rolledNumber == 2) {
                    red_4.setImageResource(R.drawable.red_2);
                } else if (rolledNumber == 3) {
                    red_4.setImageResource(R.drawable.red_3);
                } else if (rolledNumber == 4) {
                    red_4.setImageResource(R.drawable.red_4);
                } else if (rolledNumber == 5) {
                    red_4.setImageResource(R.drawable.red_5);
                } else if (rolledNumber == 6) {
                    red_4.setImageResource(R.drawable.red_6);
                }

            }
        });
        displayForTeamA(score_A);
        displayForTeamB(score_B);
        displayForwinner(winnerScore);

    }
}