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全部文章（共27篇）

题解 | 浮木博弈

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; void slove() { int n; std::cin>>n; ...

2026-03-27

0 24

题解 | 多米诺骨牌

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; void slove() { int n, m; std::cin >>...

2026-03-04

0 23

题解 | 相邻的糖果

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; void slove() { int n, m, x; std::cin >...

2026-02-07

0 34

题解 | 子数列求积

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; struct node { int l, r, sum; } tree[4 * 10001...

2026-01-13

0 43

题解 | 区间取反与区间数一

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; struct node { int l, r, cnt, laz; } tree[5000...

2026-01-08

0 38

题解 | 明日DISCO

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; int d[4][2] = {{0, 1}, {0, -1}, {1, 0}, {-1, 0}};...

2026-01-07

0 56

题解 | 先序遍历、中序遍历和后序遍历

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; void slove() { int n; std::cin >> n...

2026-01-01

0 47

题解 | 小红的01串

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; void slove() { std::string s; std::cin &g...

2025-12-31

0 50

题解 | 人人都是好朋友

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; struct node { int u, v, w; bool operator ...

2025-12-30

0 53

题解 | 秘藏

#include<bits/stdc++.h> #define endl "\n" #define int long long using namespace std; int dp[200010][2][2];// 1 biao 1 li void slove() ...

2025-12-24

0 37