牛客220342445号

分类

/ 注册

全部文章（共5篇）

堆优化dijkstra

#include<iostream> #include<cstring> #include<queue> #include<vector> using namespace std; typedef struct node{ int x, w; ...

2024-03-24

1 307

题解 | #【模板】单源最短路2#

#include<iostream> #include<vector> #include<queue> #include<cstring> using namespace std; typedef struct node{ int x, w; //可...

C++ 贪心

2024-03-24

0 220

题解 | #【模板】链表#

#include <iostream> using namespace std; typedef struct node{ int data; struct node *next; }node; node *L = NULL; void ins(int x, int y)...

2024-03-24

0 243

题解 | #计算某字符出现次数#

#include <iostream> #include <string> using namespace std; int main() { string a; char b, c = 0; getline(cin, a); cin>...

2024-01-01

0 216

题解 | #返回顾客名称和相关订单号以及每个订单的总价#

select cust_name, c.order_num, orderTotal from Customers a, Orders b, ( select order_num, sum(quantity*item_price)OrderTotal from OrderItems ...

2023-03-12

0 286