oj.uz

답안 #170082

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
170082 2019-12-24T02:06:39 Z ijxjdjd 송금 (JOI19_remittance) Java 11
0 / 100
 97 ms 9768 KB 
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[] 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] / 2;
                        val[i] %= 2;
                    } else {
                        last = 0;
                    }
                }
//            }
            }
            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());
        }

    }
}

Subtask #1
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 86 ms 9716 KB Output is correct
2 Correct 85 ms 9740 KB Output is correct
3 Correct 97 ms 9720 KB Output is correct
4 Correct 94 ms 9728 KB Output is correct
5 Correct 88 ms 9768 KB Output is correct
6 Correct 87 ms 9720 KB Output is correct
7 Correct 91 ms 9760 KB Output is correct
8 Incorrect 86 ms 9592 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 86 ms 9716 KB Output is correct
2 Correct 85 ms 9740 KB Output is correct
3 Correct 97 ms 9720 KB Output is correct
4 Correct 94 ms 9728 KB Output is correct
5 Correct 88 ms 9768 KB Output is correct
6 Correct 87 ms 9720 KB Output is correct
7 Correct 91 ms 9760 KB Output is correct
8 Incorrect 86 ms 9592 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #3
0 / 45.0

# 결과 실행 시간 메모리 Grader output
1 Correct 86 ms 9716 KB Output is correct
2 Correct 85 ms 9740 KB Output is correct
3 Correct 97 ms 9720 KB Output is correct
4 Correct 94 ms 9728 KB Output is correct
5 Correct 88 ms 9768 KB Output is correct
6 Correct 87 ms 9720 KB Output is correct
7 Correct 91 ms 9760 KB Output is correct
8 Incorrect 86 ms 9592 KB Output isn't correct
9 Halted 0 ms 0 KB -