Submission #170090

#	Time	Username	Problem	Language	Result	Execution time	Memory
170090		ijxjdjd	Remittance (JOI19_remittance)	Java	Compilation error	0 ms	0 KiB

remittance

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 ijxjdjd
 */
public class remittance {
    public static void main(String[] args) {
        InputStream inputStream = System.in;
        OutputStream outputStream = System.out;
        InputReader in = new InputReader(inputStream);
        PrintWriter out = new PrintWriter(outputStream);
        remittanc solver = new remittanc();
        solver.solve(1, in, out);
        out.close();
    }

    static class remittance {
        public void solve(int testNumber, InputReader in, PrintWriter out) {
            int N = in.nextInt();
            long[] val = new long[N];
            long last = 0;
            long max = 0;
            for (int i = 0; i < N; i++) {
                val[i] = in.nextInt() - in.nextInt();
                max = Math.max(val[i], max);
            }
            boolean first = true;
//        while (last > 0 || first) {
            for (int j = 0; j < 1000; j++) {
                for (int i = 0; i < N; i++) {
                    val[i] += last;
                    if (val[i] > 0) {
                        last = (val[i] + 1) / 2;
                        val[i] -= last * 2;
                    } else {
                        last = 0;
                    }
                }
//            }
            }
            val[0] += last;
            for (int i = 0; i < N; i++) {
                if (val[i] != 0) {
                    out.println("No");
                    return;
                }
            }
            out.println("Yes");
        }

    }

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

        public InputReader(InputStream stream) {
            reader = new BufferedReader(new InputStreamReader(stream), 32768);
            tokenizer = null;
        }

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

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

    }
}

Compilation message (stderr)

remittance.java:28: error: class remittance is already defined in package unnamed package
    static class remittance {
           ^
remittance.java:23: error: cannot find symbol
        remittanc solver = new remittanc();
        ^
  symbol:   class remittanc
  location: class remittance
remittance.java:23: error: cannot find symbol
        remittanc solver = new remittanc();
                               ^
  symbol:   class remittanc
  location: class remittance
3 errors