(URI) Identificando o Chá - Solução

import java.io.*;

class Main  {
    public static int leitor(BufferedReader br) throws NumberFormatException, IOException {     
        int n;
        int resp = 0;     
      
        while (true) {         
            n = br.read();         
            if (n >= '0' && n <= '9') {
                break;
            }
        }
           
        while (true) {         
            resp = resp*10 + n-'0';         
            n = br.read();         
            if (n < '0' || n > '9') {
                break;     
            }
        }
      
        return resp;     
    }
   
    public static int verify(int tea, BufferedReader br) throws NumberFormatException, IOException {     
        int count = 0;
        for (int i = 0; i < 5; i++) {
            int answer = leitor(br);
            if (answer == tea) {
                count++;
            }
        }
       
        return count;
    }
   
    public static void main(String[] args) throws NumberFormatException, IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
       
        int tea = leitor(br);
               
        System.out.println(verify(tea, br));
    }
}