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题解 | 字符串优先队列

import java.util.*; public class Main { // 使用Java的PriorityQueue实现字典序最小的字符串堆 static PriorityQueue<String> s = new PriorityQueue<>(...

2026-02-06

0 0

题解 | 结构体优先队列

import java.util.*; class Student { int chinese, math, english, sum; public Student(int chinese, int math, int english) { this.chine...

2026-02-06

0 3

题解 | 【模板】整数优先队列

import java.util.*; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); int n = in.n...

2026-02-06

0 5

题解 | 不重复数字

import java.util.*; public class Main{ public static void main(String[] args){ Scanner in = new Scanner(System.in); int T = in.ne...

2026-02-06

0 6

题解 | 宝石计数

import java.util.*; public class Solution { public int numJewelsInStones (String jewels, String stones) { HashMap<Character,Integer>...

2026-02-06

0 4

题解 | 快乐数

import java.util.*; public class Solution { public int powSum(int n){ int ans = 0; while(n>0){ int t = n%10; ...

2026-02-06

1 5

题解 | 数对计数

import java.util.*; public class Main{ public static void main(String[] args){ Scanner in = new Scanner(System.in); HashMap<Int...

2026-02-05

0 11

题解 | 动态整数集最近值提取

import java.util.*; public class Main { public static void main(String[] args) { TreeSet<Integer> set = new TreeSet<>(); ...

2026-02-05

0 11

题解 | 【模板】多重集合操作

import java.util.*; public class Main { public static TreeMap<Integer,Integer> set = new TreeMap<>(); //TreeMap自动排序 public st...

2026-02-05

0 9

题解 | 【模板】集合操作

import java.util.*; public class Main { static TreeSet<Integer> set = new TreeSet<>(); public static void insertValue(int x) { ...

2026-02-05

0 7