AtCoder Beginner Contest 013

Submission #3979430

Source codeソースコード

import java.io.IOException;
import java.util.NoSuchElementException;

import java.io.InputStream;

import java.io.PrintWriter;

@SuppressWarnings("unchecked")
public class Main {
    public static void main(String[] args) throws IOException {
        PrintWriter out = new PrintWriter(System.out);

        final long N = nextLong();
        final long H = nextLong();

        final long A = nextLong();
        final long B = nextLong();
        final long C = nextLong();
        final long D = nextLong();
        final long E = nextLong();

        long ans = A * N + 1;

        if (E * N < H) ans = 0;
        else {
            // H + Bx + Dy - (N - x - y)E > 0
            // (D + E)y + (B + E)x +(H - NE) > 0
            // y > -{(B + E)x + (H - NE)}/(D + E)
            for (int x = 0; x < N + 1; x++) {
                long y = -1 * ((B + E) * x + (H - N * E)) / (D + E) + 1;
                ans = Math.min(ans, A * x + C * y);
            }
        }

        out.println(ans);

        out.flush();
    }

    // FastScanner start
    static final InputStream in = System.in;
    static final byte[] buffer = new byte[1024];
    static int ptr = 0;
    static int buflen = 0;
    static boolean hasNextByte() {
        if (ptr < buflen) {
            return true;
        } else {
            ptr = 0;
            try {
                buflen = in.read(buffer);
            } catch (IOException e) {
                e.printStackTrace();
            }
            if (buflen <= 0) {
                return false;
            }
        }
        return true;
    }
    static int readByte() {
        if (hasNextByte()) return buffer[ptr++];
        else return -1;
    }
    static boolean isPrintableChar(int c) {
        return 33 <= c && c <= 126;
    }
    static boolean hasNext() {
        while (hasNextByte() && !isPrintableChar(buffer[ptr])) ptr++;
        return hasNextByte();
    }
    static String next() {
        if (!hasNext()) throw new NoSuchElementException();
        StringBuilder sb = new StringBuilder();
        int b = readByte();
        while (isPrintableChar(b)) {
            sb.appendCodePoint(b);
            b = readByte();
        }
        return sb.toString();
    }
    static long nextLong() {
        if (!hasNext()) throw new NoSuchElementException();
        long n = 0;
        boolean minus = false;
        int b = readByte();
        if (b == '-') {
            minus = true;
            b = readByte();
        }
        if (b < '0' || '9' < b) {
            throw new NumberFormatException();
        }
        while (true) {
            if ('0' <= b && b <= '9') {
                n *= 10;
                n += b - '0';
            } else if(b == -1 || !isPrintableChar(b)) {
                return minus ? -n : n;
            } else {
                throw new NumberFormatException();
            }
            b = readByte();
        }
    }
    static int nextInt() {
        long nl = nextLong();
        if (nl < Integer.MIN_VALUE || nl > Integer.MAX_VALUE)
            throw new NumberFormatException();
        return (int) nl;
    }
    static double nextDouble() {
        return Double.parseDouble(next());
    }
    // FastScanner end
}

Submission

Task問題 C - 節制
User nameユーザ名 ShinjiSHIBATA
Created time投稿日時
Language言語 Java8 (OpenJDK 1.8.0)
Status状態 WA
Score得点 0
Source lengthソースコード長 3326 Byte
File nameファイル名
Exec time実行時間 ms
Memory usageメモリ使用量 -

Test case

Set

Set name Score得点 / Max score Cases
Subtask1 0 / 10 sample_1.txt,sample_2.txt,sample_3.txt,01_010.txt,01_011.txt,01_020.txt,01_021.txt,01_100.txt,01_101.txt,01_110.txt,01_111.txt,01_200.txt,01_201.txt,01_220.txt,01_221.txt,01_random01.txt,01_random02.txt,01_random03.txt,01_random04.txt,01_random05.txt,01_random06.txt,01_random07.txt,01_random08.txt,01_random09.txt,01_random10.txt
Subtask2 0 / 30 sample_1.txt,sample_2.txt,sample_3.txt,02_010.txt,02_011.txt,02_020.txt,02_021.txt,02_100.txt,02_101.txt,02_110.txt,02_111.txt,02_200.txt,02_201.txt,02_220.txt,02_221.txt,02_random01.txt,02_random02.txt,02_random03.txt,02_random04.txt,02_random05.txt,02_random06.txt,02_random07.txt,02_random08.txt,02_random09.txt,02_random10.txt
Subtask3 0 / 60 sample_1.txt,sample_2.txt,sample_3.txt,sample_4.txt,01_010.txt,01_011.txt,01_020.txt,01_021.txt,01_100.txt,01_101.txt,01_110.txt,01_111.txt,01_200.txt,01_201.txt,01_220.txt,01_221.txt,01_random01.txt,01_random02.txt,01_random03.txt,01_random04.txt,01_random05.txt,01_random06.txt,01_random07.txt,01_random08.txt,01_random09.txt,01_random10.txt,02_010.txt,02_011.txt,02_020.txt,02_021.txt,02_100.txt,02_101.txt,02_110.txt,02_111.txt,02_200.txt,02_201.txt,02_220.txt,02_221.txt,02_random01.txt,02_random02.txt,02_random03.txt,02_random04.txt,02_random05.txt,02_random06.txt,02_random07.txt,02_random08.txt,02_random09.txt,02_random10.txt,03_010.txt,03_011.txt,03_012.txt,03_020.txt,03_021.txt,03_022.txt,03_100.txt,03_101.txt,03_102.txt,03_110.txt,03_111.txt,03_112.txt,03_200.txt,03_201.txt,03_202.txt,03_220.txt,03_221.txt,03_222.txt,03_random01.txt,03_random02.txt,03_random03.txt,03_random04.txt,03_random05.txt,03_random06.txt,03_random07.txt,03_random08.txt,03_random09.txt,03_random10.txt,03_random11.txt,03_random12.txt,03_random13.txt,03_random14.txt,03_random15.txt,03_random16.txt,03_random17.txt,03_random18.txt,03_random19.txt,03_random20.txt
Subtask4 0 / 1 01_010.txt,01_011.txt,01_020.txt,01_021.txt,01_100.txt,01_101.txt,01_110.txt,01_111.txt,01_200.txt,01_201.txt,01_220.txt,01_221.txt,01_random01.txt,01_random02.txt,01_random03.txt,01_random04.txt,01_random05.txt,01_random06.txt,01_random07.txt,01_random08.txt,01_random09.txt,01_random10.txt,02_010.txt,02_011.txt,02_020.txt,02_021.txt,02_100.txt,02_101.txt,02_110.txt,02_111.txt,02_200.txt,02_201.txt,02_220.txt,02_221.txt,02_random01.txt,02_random02.txt,02_random03.txt,02_random04.txt,02_random05.txt,02_random06.txt,02_random07.txt,02_random08.txt,02_random09.txt,02_random10.txt,03_010.txt,03_011.txt,03_012.txt,03_020.txt,03_021.txt,03_022.txt,03_100.txt,03_101.txt,03_102.txt,03_110.txt,03_111.txt,03_112.txt,03_200.txt,03_201.txt,03_202.txt,03_220.txt,03_221.txt,03_222.txt,03_random01.txt,03_random02.txt,03_random03.txt,03_random04.txt,03_random05.txt,03_random06.txt,03_random07.txt,03_random08.txt,03_random09.txt,03_random10.txt,03_random11.txt,03_random12.txt,03_random13.txt,03_random14.txt,03_random15.txt,03_random16.txt,03_random17.txt,03_random18.txt,03_random19.txt,03_random20.txt,04_010.txt,04_011.txt,04_020.txt,04_021.txt,04_100.txt,04_101.txt,04_110.txt,04_111.txt,04_200.txt,04_201.txt,04_220.txt,04_221.txt,04_random01.txt,04_random02.txt,04_random03.txt,04_random04.txt,04_random05.txt,sample_1.txt,sample_2.txt,sample_3.txt,sample_4.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
01_010.txt AC 69 ms 19924 KB
01_011.txt AC 71 ms 21076 KB
01_020.txt AC 72 ms 18772 KB
01_021.txt AC 72 ms 19280 KB
01_100.txt WA
01_101.txt WA
01_110.txt AC 70 ms 20308 KB
01_111.txt WA
01_200.txt WA
01_201.txt AC 72 ms 19156 KB
01_220.txt AC 71 ms 19284 KB
01_221.txt AC 71 ms 21076 KB
01_random01.txt AC 72 ms 17876 KB
01_random02.txt AC 69 ms 19284 KB
01_random03.txt AC 71 ms 18644 KB
01_random04.txt AC 70 ms 18260 KB
01_random05.txt AC 69 ms 20180 KB
01_random06.txt WA
01_random07.txt AC 71 ms 19156 KB
01_random08.txt AC 71 ms 18004 KB
01_random09.txt WA
01_random10.txt AC 70 ms 18772 KB
02_010.txt AC 71 ms 20948 KB
02_011.txt AC 71 ms 19156 KB
02_020.txt AC 71 ms 17620 KB
02_021.txt AC 72 ms 19028 KB
02_100.txt WA
02_101.txt AC 69 ms 21204 KB
02_110.txt AC 73 ms 19284 KB
02_111.txt AC 72 ms 17620 KB
02_200.txt AC 73 ms 19156 KB
02_201.txt WA
02_220.txt AC 71 ms 18388 KB
02_221.txt AC 69 ms 19284 KB
02_random01.txt AC 72 ms 20436 KB
02_random02.txt AC 73 ms 19156 KB
02_random03.txt AC 70 ms 18772 KB
02_random04.txt AC 71 ms 18388 KB
02_random05.txt AC 72 ms 20180 KB
02_random06.txt AC 72 ms 21204 KB
02_random07.txt AC 72 ms 18004 KB
02_random08.txt AC 73 ms 19028 KB
02_random09.txt AC 72 ms 18260 KB
02_random10.txt AC 69 ms 18388 KB
03_010.txt AC 70 ms 17748 KB
03_011.txt WA
03_012.txt AC 69 ms 19284 KB
03_020.txt AC 72 ms 18644 KB
03_021.txt AC 70 ms 18260 KB
03_022.txt AC 73 ms 19028 KB
03_100.txt WA
03_101.txt AC 73 ms 20564 KB
03_102.txt WA
03_110.txt WA
03_111.txt AC 71 ms 21204 KB
03_112.txt AC 70 ms 15828 KB
03_200.txt WA
03_201.txt WA
03_202.txt WA
03_220.txt AC 71 ms 18388 KB
03_221.txt AC 73 ms 19284 KB
03_222.txt WA
03_random01.txt AC 73 ms 20948 KB
03_random02.txt AC 72 ms 22484 KB
03_random03.txt WA
03_random04.txt WA
03_random05.txt AC 72 ms 20692 KB
03_random06.txt AC 71 ms 18772 KB
03_random07.txt AC 71 ms 17748 KB
03_random08.txt AC 73 ms 20948 KB
03_random09.txt AC 70 ms 17748 KB
03_random10.txt AC 72 ms 18516 KB
03_random11.txt WA
03_random12.txt AC 70 ms 22996 KB
03_random13.txt AC 70 ms 21332 KB
03_random14.txt AC 71 ms 17492 KB
03_random15.txt AC 72 ms 19156 KB
03_random16.txt WA
03_random17.txt WA
03_random18.txt WA
03_random19.txt AC 72 ms 21076 KB
03_random20.txt AC 73 ms 20820 KB
04_010.txt AC 86 ms 20052 KB
04_011.txt WA
04_020.txt AC 85 ms 20564 KB
04_021.txt AC 83 ms 17620 KB
04_100.txt WA
04_101.txt AC 83 ms 19028 KB
04_110.txt WA
04_111.txt WA
04_200.txt WA
04_201.txt WA
04_220.txt AC 90 ms 19284 KB
04_221.txt WA
04_random01.txt AC 71 ms 19028 KB
04_random02.txt AC 78 ms 21332 KB
04_random03.txt AC 83 ms 18516 KB
04_random04.txt WA
04_random05.txt AC 91 ms 20052 KB
sample_1.txt AC 71 ms 18516 KB
sample_2.txt AC 70 ms 22996 KB
sample_3.txt AC 71 ms 21076 KB
sample_4.txt AC 73 ms 19284 KB