제출 #170094

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
170094		ijxjdjd	Remittance (JOI19_remittance)	Java	0 / 100	93 ms	9844 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 remittanc {
        public void solve(int testNumber, InputReader in, PrintWriter out) {
            int N = in.nextInt();
            long last = 0;
            long max = 0;
            long[] A = new long[N];
            long[] B = new long[N];
            for (int i = 0; i < N; i++) {
                A[i] = in.nextInt();
                B[i] = in.nextInt();
            }
            boolean first = true;
//        while (last > 0 || first) {
            for (int j = 0; j < 1000; j++) {
                for (int i = 0; i < N; i++) {
                    A[i] += last;
                    if (A[i] > B[i] && !(A[i] == 1 && B[i] == 0)) {
                        last = ((A[i] - B[i]) + 1) / 2;
                        A[i] -= last * 2;
                    } else {
                        last = 0;
                    }
                }
//            }
            }
            A[0] += last;
            for (int i = 0; i < N; i++) {
                if (A[i] == B[i]) {
                    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());
        }

    }
}

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• Subtask 2: 0 / 40
• Subtask 3: 0 / 45