(SPOJ) 20008 - Tira-teima - Solução

import java.io.*;
import java.util.*;

class Main {
    public static void main(String[] args) throws NumberFormatException, IOException {
        Main processando = new Main();
        processando.processa();
       
        System.exit(0);
    }
   
    static int leitor(BufferedReader br) throws NumberFormatException, IOException {
        int n;
        int resp = 0;
        int sinal = 1;
        while (true) {
            n = br.read();
            if (n >= '0' && n <= '9') break;
            if (n == '-') sinal = -1;
            if (n == '+') sinal = 1;
        }
        while (true) {
            resp = resp*10 + n-'0';
            n = br.read();
            if (n < '0' || n > '9') break;
        }

        return resp*sinal;
    }
   
    void processa() throws NumberFormatException, IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        BufferedWriter bw = new BufferedWriter(new OutputStreamWriter(System.out));

        int x = leitor(br);
        int y = leitor(br);
       
        if (x >= 0 && x <= 432 && y >= 0 && y <= 468) {
            bw.write("dentro\n");
        }
        else {
            bw.write("fora\n");
        }
              
        bw.flush();
        bw.close();           
        return;
    }
}