#include <cstring> #include <algorithm> #include <vector> usingnamespacestd; constintMAXN = 1e5+10; vector<int> edge[MAXN]; ints[2*MAXN]; intseq[2*MAXN]; intseq1[2*MAXN]; intdepth[2*MAXN]; intfirst[MAXN]; intdp[2*MAXN][25]; intst[MAXN]; inted[MAXN]; intparent[MAX...
Description 在一个给定形状的棋盘(形状可能是不规则的)上面摆放棋子,棋子没有区别。要求摆放时任意的两个棋子不能放在棋盘中的同一行或者同一列,请编程求解对于给定形状和大小的棋盘,摆放 k 个棋子的所有可行的摆放方案 C。 Input 输入含有多组测试数据。 每组数据的第一行是两个正整数,n k,用一个空格隔开,表...
DFS Implementation in Python, Java and C/C++ The code for the Depth First Search Algorithm with an example is shown below. The code has been simplified so that we can focus on the algorithm rather than other details. Python Java C
1#include<iostream>2#include<algorithm>3usingnamespacestd;45intn,S,K,methods=0;6int*ar;78voiddfs(intfrom,intsum,intnum){9if(sum<0||num<0)10return;1112if(num==0){13if(sum==0){14methods++;15return;16}17else18return;19}20else{21for(inti=from+1;i<=n;i++)22dfs(i,sum-ar[i...
AI检测代码解析 #include<cstdio> #include<cstring> #include<iostream> #include<algorithm> #include<queue> #include<vector> #include<cmath> #include<set> #include<stack> #include #define MAX 10005 typedef long long ll; using namespace std; int cnt...
🎭 PsuendoCode Union Find Algorithm Pattern ♾ ⏰: O(V * logV) 🪐: O function find(int[] parent, i) { if (parent[i] == -1) return i; return find(parent, parent[i]); function union(int[] parent, x, y) { xset = find(parent, x); yset = find(parent, y); parent...
1. Dijkstra's Algorithm Find the shortest path from a node (called the "source node") to all other nodes in a directed graph at O(ElogV). If the directed graph is acyclic (DAG), the topological sort can do it faster at O(V+E) ...
The processor supports a set of DSP instructions which allow efficient signal processing and complex algorithm execution. Its single-precision FPU (floating-point unit) speeds up software development by using metalanguage development tools, while avoiding saturation. The STM32F423xH devices are ...
代码语言:javascript 代码运行次数:0 运行 AI代码解释 #include <iostream> #include <string.h> #include <math.h> #include <stdlib.h> #include <algorithm> using namespace std; int a[10005]; int vis[10005]; int n; int m; int dfs(int x,int sum) { if(sum%n==0&&sum>=n) { cout<...
payload = jwt.decode(token, SECRET_KEY, algorithms=[ALGORITHM]) username: str = payload.get("sub") if username is None: raise credentials_exception token_data = TokenData(username=username) except JWTError: raise credentials_exception user = get_user(fake_users_db, username=token_data.username...