今天上午上了统一建模语言,然后去考了上篮,下午上了数据结构,然后复习了离散
7-1 邻接表存储实现图的深度优先遍历
#include<iostream> #include<cstdio> using namespace std; struct edge{ int v; edge* next; }; struct node{ char val; edge* next; }a[1010]; int n; int find(char ch){ for(int i=0;i<n;i++){ if(a[i].val==ch){ return i; } } return -1; } void add(int u,int v){ edge* e=new edge(); e->next=a[u].next; e->v=v; a[u].next=e; } bool st[1010]; void dfs(int u){ cout<<a[u].val<<' '; st[u]=1; edge* e=a[u].next; while(e!=NULL){ if(st[e->v]==0){ dfs(e->v); } e=e->next; } } int main(){ int m; cin>>n>>m; for(int i=0;i<n;i++){ char ch; cin>>ch; a[i].val=ch; } for(int i=0;i<m;i++){ char u,v; cin>>u>>v; int uu=find(u),vv=find(v); add(uu,vv); add(vv,uu); } char ch; cin>>ch; int k; if((k=find(ch))!=-1){ dfs(k); }else{ cout<<"error"; } return 0; }
标签:ch,int,dfs,next,12,vv,find From: https://www.cnblogs.com/xuechenhao173/p/17883938.html