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题解 | 元素方碑

import java.util.Scanner; public class Main{ static Scanner in = new Scanner(System.in); public static void solve(){ int n = in.ne...

2026-04-13

0 6

题解 | 抽卡

import java.util.*; public class Main{ static final long mod = 1000000007; static long qpower(long x, long y){ long res = 1; ...

2026-04-08

1 17

题解 | 树上行走

import java.util.Scanner; public class Main{ static final int N = 200005; static int[] a = new int[N]; static int[] head = new int[N<&...

2026-04-04

1 22

题解 | 1=N

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

2026-04-03

0 23

题解 | 收集金币

import java.util.*; public class Main{ public static final int inf = 0x3f3f3f3f; public static int dis(int x, int y){ return x + y - ...

2026-04-02

0 20

题解 | 冥古之潮

import java.util.*; public class Main{ static final int N = 1000005; static final int mod = 1000000007; static ArrayList<Integer>[]...

2026-04-01

0 19

题解 | 最大最小路

import java.util.*; public class Main{ static Scanner in = new Scanner(System.in); static int[] fa = new int[500005]; static int[] siz = ...

2026-03-31

0 19

题解 | 小苯的ovo2.0

import java.util.*; public class Main{ static Scanner in = new Scanner(System.in); static long cal(String s){ long a = 0; lon...

2026-03-30

1 27

题解 | 小苯的ovo2.0

import java.util.*; public class Main{ static Scanner in = new Scanner(System.in); static final int inf = -0x3f3f3f3f; static void solve(...

2026-03-30

1 29

题解 | 喝可乐

import java.util.*; public class Main{ static Scanner in = new Scanner(System.in); static void solve(){ int n = in.nextInt(); ...

2026-03-29

0 29