Submission #254983

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
254983	2020-07-31 00:49:38	kimbj0709	Village (BOI20_village)	C++14	100 / 100	184 ms	21156 KiB

Village

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include<bits/stdc++.h>
using namespace std;
#define int long long
#define maxn 100050
#define f first
#define s second
vector<vector<int> > adj(maxn);
vector<int> subtree_size(maxn,0);
vector<int> pos(maxn,0);
int currcnt = 1;
int n,input1,input2;
int centroid = 0;
void dfs1(int node,int parent){//used to find subtree size
    subtree_size[node] = 1;
    pos[node] = currcnt;
    currcnt++;
    for(auto k:adj[node]){
        if(k==parent){
            continue;
        }
        dfs1(k,node);
        subtree_size[node] += subtree_size[k];
    }
    return;
}
vector<int> reroute(maxn,1);
int mindist = 0;
void dfs2(int node,int parent){//used to find optimal ordering
    for(auto k:adj[node]){
        if(k==parent){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

Village.cpp: In function 'int32_t main()':
Village.cpp:118:9: warning: unused variable 'tt' [-Wunused-variable]
     int tt = 0;
         ^~

• Subtask 1: 12 / 12
• Subtask 2: 38 / 38
• Subtask 3: 50 / 50