洛谷 B3680. BAN-PICK (Java的long如何逆序, 调用Long.compare

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原创最新推荐文章于 2026-11-09 21:32:40 发布 670 阅读 AI 写同款· GEO 优化 ›

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import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

public class Solution {
    static int n, m;
    static class Per {
        public String name;
        public long s;

        public Per(String name, long s) {
            this.name = name;
            this.s = s;
        }
    }
    public static void main(String[] args) throws IOException  {
        Read sc = new Read();

        List<Per> jg = new ArrayList<>();
        List<Per> qs = new ArrayList<>();

        n = sc.nextInt(); m = sc.nextInt();
        for (int i = 1; i <= n + m; i ++ ) {
            String name = sc.next();
            String pos = sc.next();
            if ("H".equals(pos)) jg.add(new Per(name, sc.nextLong()));
            else qs.add(new Per(name, sc.nextLong()));
        }

        jg.sort((a, b) -> Long.compare(b.s, a.s));
        qs.sort((a, b) -> Long.compare(b.s, a.s));

        System.out.println(jg.get(2).name);
        System.out.println(qs.get(5).name);
        System.out.println(qs.get(6).name);
        System.out.println(qs.get(7).name);
        System.out.println(qs.get(8).name);

    }
}


// 使用的时候注意抛出异常throws IOException
class Read {
    StringTokenizer st = new StringTokenizer("");
    BufferedReader bf = new BufferedReader(new InputStreamReader(System.in));
    String next() throws IOException {
        while(!st.hasMoreTokens()){
            st = new StringTokenizer(bf.readLine());
        }
        return st.nextToken();
    }
    int nextInt() throws IOException {
        return Integer.parseInt(next());
    }
    long nextLong() throws IOException {
        return Long.parseLong(next());
    }
// 重写别的快读的时候格式都差不多
}