AtCoder Beginner Contest 019

Submission #6904865

Source codeソースコード

import java.io.*;
import java.util.*;

class Main {
    static Scanner scanner = new Scanner();

    public static void main(String[]$) throws IOException {
        char[] s = scanner.next().toCharArray();
        StringBuilder ans = new StringBuilder();
        char last = 0;
        int count = 0;
        for (char ch : s) {
            if (last != ch) {
                if (count > 0) {
                    ans.append(last).append(count);
                    count = 0;
                }
                last = ch;
            }
            count++;
        }
        ans.append(last).append(count);
        System.out.println(ans);
    }

    static class Scanner {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in), 32768);
        StringTokenizer tokenizer;

        String next() throws IOException {
            while (tokenizer == null || !tokenizer.hasMoreTokens()) {
                tokenizer = new StringTokenizer(reader.readLine());
            }
            return tokenizer.nextToken();
        }

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

        long nextLong() throws IOException {
            return Long.parseLong(next());
        }

        double nextDouble() throws IOException {
            return Double.parseDouble(next());
        }
    }
}

Submission

Task問題 B - 高橋くんと文字列圧縮
User nameユーザ名 Yu_212
Created time投稿日時
Language言語 Java8 (OpenJDK 1.8.0)
Status状態 AC
Score得点 100
Source lengthソースコード長 1408 Byte
File nameファイル名
Exec time実行時間 85 ms
Memory usageメモリ使用量 22996 KB

Test case

Set

Set name Score得点 / Max score Cases
Sample - subtask0_1.txt,subtask0_2.txt,subtask0_3.txt
All 100 / 100 0.txt,1.txt,10.txt,11.txt,12.txt,13.txt,14.txt,15.txt,16.txt,17.txt,18.txt,19.txt,2.txt,20.txt,21.txt,22.txt,23.txt,24.txt,25.txt,26.txt,27.txt,28.txt,29.txt,3.txt,4.txt,5.txt,6.txt,7.txt,8.txt,9.txt,subtask0_1.txt,subtask0_2.txt,subtask0_3.txt

Test case

Case name Status状態 Exec time実行時間 Memory usageメモリ使用量
0.txt AC 74 ms 19028 KB
1.txt AC 82 ms 21076 KB
10.txt AC 71 ms 21204 KB
11.txt AC 71 ms 21076 KB
12.txt AC 73 ms 22484 KB
13.txt AC 73 ms 19028 KB
14.txt AC 72 ms 20308 KB
15.txt AC 72 ms 18388 KB
16.txt AC 71 ms 21204 KB
17.txt AC 73 ms 17876 KB
18.txt AC 71 ms 18388 KB
19.txt AC 73 ms 19156 KB
2.txt AC 83 ms 19028 KB
20.txt AC 73 ms 18644 KB
21.txt AC 70 ms 19284 KB
22.txt AC 72 ms 18644 KB
23.txt AC 70 ms 19284 KB
24.txt AC 70 ms 19284 KB
25.txt AC 71 ms 22996 KB
26.txt AC 73 ms 20948 KB
27.txt AC 72 ms 19668 KB
28.txt AC 72 ms 20308 KB
29.txt AC 72 ms 18260 KB
3.txt AC 74 ms 18644 KB
4.txt AC 72 ms 20308 KB
5.txt AC 74 ms 18132 KB
6.txt AC 85 ms 19156 KB
7.txt AC 74 ms 19028 KB
8.txt AC 84 ms 20308 KB
9.txt AC 72 ms 19156 KB
subtask0_1.txt AC 71 ms 19156 KB
subtask0_2.txt AC 69 ms 19412 KB
subtask0_3.txt AC 70 ms 20948 KB