my code has worked on codeblocks and when I send it. it is getting wrong answer on test 1 and the test message form is:↵
" Wrong outout formats (0 elements printed ) unexpected end of file "↵
↵
↵
any help would be great↵
↵
<spoiler summary="Spoiler">↵
...↵
</spoiler>↵
↵
#include<bits/stdc++.h>↵
#define int long long↵
#define pb push_back↵
#define cout cerr↵
#define F first↵
#define S second↵
using namespace std;↵
const int N=1e5+5,M=1e4;↵
long long minn=1e18,mux=-1e18;↵
int n,k,cnt=1;↵
const int mod=1e9+7;↵
vector<int>adj[N],v;↵
int b=0;↵
int vis[N],ans[N], a[N];↵
void dfs(int node){↵
vis[node]=1;↵
for(int i=0;i<adj[node].size();i++){↵
if(vis[adj[node][i]]==0){↵
ans[adj[node][i]]=max(ans[node]+1,ans[adj[node][i]]);↵
dfs(adj[node][i]);↵
}↵
}↵
}↵
main()↵
{↵
int n;↵
cin>>n;↵
for(int i=0;i<n-1;i++){↵
int x,y;↵
cin>>x>>y;↵
adj[x].pb(y);↵
adj[y].pb(x);↵
}↵
for(int i=1;i<=n;i++)↵
cin>>a[i];↵
dfs(1);↵
int b=0;↵
for(int i=2;i<=n;i++)↵
if(ans[a[i]]<ans[a[i-1]])↵
b=1;↵
if(b==1)↵
cout<<"No"<<endl;↵
else cout<<"Yes"<<endl;↵
return 0;↵
}↵
</spoiler>↵
↵
" Wrong outout formats (0 elements printed ) unexpected end of file "↵
↵
↵
any help would be great↵
↵
<spoiler summary="Spoiler">↵
</spoiler>↵
#include<bits/stdc++.h>↵
#define int long long↵
#define pb push_back↵
#define cout cerr↵
#define F first↵
#define S second↵
using namespace std;↵
const int N=1e5+5,M=1e4;↵
long long minn=1e18,mux=-1e18;↵
int n,k,cnt=1;↵
const int mod=1e9+7;↵
vector<int>adj[N],v;↵
int b=0;↵
int vis[N],ans[N], a[N];↵
void dfs(int node){↵
vis[node]=1;↵
for(int i=0;i<adj[node].size();i++){↵
if(vis[adj[node][i]]==0){↵
ans[adj[node][i]]=max(ans[node]+1,ans[adj[node][i]]);↵
dfs(adj[node][i]);↵
}↵
}↵
}↵
main()↵
{↵
int n;↵
cin>>n;↵
for(int i=0;i<n-1;i++){↵
int x,y;↵
cin>>x>>y;↵
adj[x].pb(y);↵
adj[y].pb(x);↵
}↵
for(int i=1;i<=n;i++)↵
cin>>a[i];↵
dfs(1);↵
int b=0;↵
for(int i=2;i<=n;i++)↵
if(ans[a[i]]<ans[a[i-1]])↵
b=1;↵
if(b==1)↵
cout<<"No"<<endl;↵
else cout<<"Yes"<<endl;↵
return 0;↵
}↵
</spoiler>↵
↵
