Wrong answer in online editor

#1

#include<bits/stdc++.h>
using namespace std;
#define f(i,n)for(i=1;i<=n;i++)
template
class graph
{
private:
int v;
map<t,list > adjlist;
public:
graph(int v){
this->v=v;
}
void addedge(t u,t v,bool bidir=true)
{
adjlist[u].push_back(v);
if(bidir)
adjlist[v].push_back(u);
}
void print()
{
typename map<t,list >::iterator it;
typename list::iterator jt;
for(it=adjlist.begin();it!=adjlist.end();it++)
{
cout<first<<"->";
for(jt=it->second.begin();jt!=it->second.end();jt++)
cout<<*jt<<",";
cout<<"\n";
}
}
void bfs(t src)
{
cout<<v<<"\n";
map<t,bool>visited;
// cout<<“1 2\n”;
int dist[v+1],i;
typename map<t,list >::iterator it;
for(i=1;i<=v;i++)
dist[i]=-1;
// f(i,v)cout<<dist[i]<<" “;
queueq;
q.push(src);
visited[src]=true;
dist[src]=0;
while(!q.empty())
{
t node=q.front();
q.pop();
typename list::iterator jt;
for(jt=adjlist[node].begin();jt!=adjlist[node].end();jt++)
{
if(!visited[*jt])
{
q.push(*jt);
visited[*jt]=true;
dist[*jt]=dist[node]+6;
}
}
}
for(i=1;i<=v;i++)
if(i!=src)
cout<<dist[i]<<” “;
}
};
main()
{
int q;
cin>>q;
while(q–)
{
int n,m,src;
cin>>n>>m;
graph g(n);
int u,v;
for(int i=0;i<m;i++)
{
cin>>u>>v;
g.addedge(u,v,true);
}
cin>>src;
g.bfs(src);
cout<<”\n";
}
}

#2

you have made a lot of syntax errors, and printed stuff which was not required, such as
cout << v << “\n” in the bfs function was not required.
after correcting all syntax errors, your code gives correct output for the sample input.

#3

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