Submission #211758

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
211758	2020-03-21 07:36:21	mayhoubsaleh	Network (BOI15_net)	C++14	0 / 100	13 ms	12160 KiB

net

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#include <bits/stdc++.h>
#define ll long long
#define pb push_back
#define IOS ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
const ll inf=1e9+10;
const ll maxn=5e5+100;
int n;
vector<int>v[maxn],leaf;
int x[maxn],y[maxn];
vector<pair<int,int>>ans;
void dfs(int nod,int par){
    if(v[nod].size()==1)leaf.pb(nod);
    for(auto ch:v[nod]){
        if(ch==par)continue;
        dfs(ch,nod);
    }
}
int d[2],dist[maxn][2];
pair<int,int>getfar(int nod,int par,int dep){
    pair<int,int>ret={dep,nod};
    for(auto ch:v[nod]){
        if(ch==par)continue;
        ret=max(ret,getfar(ch,nod,dep+1));
    }
    return ret;
}
 
 
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• Subtask 1: 0 / 18
• Subtask 2: 0 / 45
• Subtask 3: 0 / 37