有一个测试点答案错误，哪里出现了问题

Question

import java.util.Scanner;
public class Main {
    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
        long n;
        int p=0,A=0,B=0;
        long a1=0,a2=0,a3=0,b1=0,b2=0,b3=0;//1为C,2为J,3为B,;
        n=in.nextLong();
        int i,j=0;
        char x,y;
        for ( i = 0; i <n; i++)
        {
            x=in.next().charAt(0);
            y=in.next().charAt(0);
            if(x=='C'&&y=='C')
            {
                p++;
            }
            if(x=='C'&&y=='J')
            {
                A++;
                a1++;
            }
            if(x=='C'&&y=='B')
            {
                B++;
                b3++;
            }
            if(x=='B'&&y=='J')
            {
                B++;
                b2++;
            }
            if(x=='B'&&y=='B')
            {
                p++;
            }
            if(x=='B'&&y=='C')
            {
                A++;
                a3++;
            }
            if(x=='J'&&y=='B')
            {
                A++;
                a2++;
            }
            if(x=='J'&&y=='J')
            {
                p++;
            }
            if(x=='J'&&y=='C')
            {
                B++;
                b1++;
            }

        }
        System.out.println(A+" "+p+" "+B);
        System.out.println(B+" "+p+" "+A);
        if (a1>a2&&a1>a3) System.out.print("C");
        else if (a2>a1&&a2>a3) System.out.print("J");
        else if (a3>a1&&a3>a2) System.out.print("B");
        else if(a1==a2&&a2==a3) System.out.print("B");
        else if (a1==a2) System.out.print("C");
        else if (a1==a3) System.out.print("B");
        else if (a2==a3) System.out.print("B");

        System.out.print(" ");
        if (b1>a2&&b1>b3) System.out.print("C");
        else if (b2>a1&&b2>b3) System.out.print("J");
        else if (b3>a1&&b3>b2) System.out.print("B");
        else if(b1==b2&&b2==b3) System.out.print("B");
        else if (b1==b2) System.out.print("C");
        else if (b1==b3) System.out.print(

Answer 1

else if (b2>a1&&b2>b3) System.out.print("J");
else if (b3>a1&&b3>b2) System.out.print("B");
这两行弄错了吧，a1应该是b1吧