Solución del problema del CEP2016: "Chusky y el juego de las Murallas"

Main.java

import java.io.OutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintWriter;
import java.util.StringTokenizer;
import java.io.IOException;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.InputStream;

/**
 * Built using CHelper plug-in
 * Actual solution is at the top
 *
 * @author Aldo Culquicondor
 */
public class Main {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        CEP2016R solver = new CEP2016R();
        solver.solve(0, in, out);
        out.close();
    }

    static class CEP2016R {
        public void solve(int testNumber, InputReader in, PrintWriter out) {
            int n1 = in.nextInt(), m1 = in.nextInt(), n2 = in.nextInt(), m2 = in.nextInt();
            int[] q = new int[2];
            for (int i = 0; i < n1; ++i)
                q[0] += in.nextInt();
            for (int i = 0; i < n2; ++i)
                q[1] += in.nextInt();
            for (int i = 0; i < m1 + m2; ++i) {
                int w = in.nextInt() - 1, x = in.nextInt(), y = in.nextInt(), z = in.nextInt();
                q[z > 0 ? w : 1 - w] += z * (y - x + 1);
            }
            if (q[0] > q[1])
                out.println(1);
            else if (q[1] > q[0])
                out.println(2);
            else
                out.println(0);
        }

    }

    static class InputReader {
        private BufferedReader reader;
        private StringTokenizer tokenizer;

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 65536);
            tokenizer = null;
        }

        public String next() {
            String line;
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                try {
                    line = reader.readLine();
                } catch (IOException e) {
                    throw new RuntimeException(e);
                }
                if (line == null)
                    throw new UnknownError();
                tokenizer = new StringTokenizer(line);
            }
            return tokenizer.nextToken();
        }

        public int nextInt() {
            return Integer.parseInt(next());
        }

    }
}