bfs和dfs数组实现

#include<cstdio>
#include<iostream>
#include<cstring>
#include<algorithm>
#include<queue>
using namespace std;
int d[205][205];
int visit[205];
int Node[205];
int n;
void dfs(int x)
{
printf("%d",Node[x]);
visit[x]=1;
for(int i=0;i<n;i++){
if(!visit[i]&&d[x][i]!=0) {
dfs(i);
}
}


 }




void bfs(int x)
{
memset(visit,0,sizeof(visit));
queue<int> q;
q.push(x);
visit[x]=1;
while(!q.empty()) {
int temp=q.front();
q.pop();
for(int i=0;i<n;i++){
if(!visit[i]&&d[temp][i]==1) {
visit[i]=1; q.push(i);
}
}
printf("%d",Node[temp]);
}
}
int main()
{
printf("请输入点的个数\n");
scanf("%d",&n);
memset(visit,0,sizeof(visit));
memset(d,-1,sizeof(-1));
printf("请输入点\n");
for(int i=0;i<n;i++) {
scanf("%d",&Node[i]);
}
printf("请输入边\n");
while(1) {
int u,v;
scanf("%d%d",&u,&v);
if(u==-1&&v==-1) break;
d[u][v]=1; d[v][u]=1;
}
printf("dfs");
dfs(0);
printf("\n");
printf("bfs");
bfs(0);
 }

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转载自blog.csdn.net/lianghudream/article/details/78841404