题解 | #简单错误记录#

简单错误记录

https://www.nowcoder.com/practice/2baa6aba39214d6ea91a2e03dff3fbeb

import java.util.*;

// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        Map<String, Integer> map = new LinkedHashMap<>();
        while (sc.hasNextLine()) {
            String s = sc.nextLine();
            if ("".equals(s)) {
                break;
            }
            String[] split = s.split(" ");
            String[] paths = split[0].split("\\\\");
            String path = paths[paths.length - 1];
            String countStr = split[1];
            path = path.length() > 16 ? path.substring(path.length() - 16) : path;
            path = path + " " + Integer.parseInt(countStr);
            if (map.containsKey(path)) {
                map.put(path, map.get(path) + 1);
            } else {
                map.put(path, 1);
            }
        }
        Set<String> strings = map.keySet();
        int count = 0;
        for (String string : strings) {
            if (strings.size() - count <= 8) {
                System.out.println(string + " " + map.get(string));
            }
            count++;
        }
    }
}

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