Submission #390177

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
390177	2021-04-15 13:49:27	georgerapeanu	Meetings 2 (JOI21_meetings2)	C++11	100 / 100	555 ms	50200 KiB

meetings2

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#include <bits/stdc++.h>
using namespace std;
const int NMAX = 2e5;
const int LGMAX = 18;
int n;
vector<int> graph[NMAX + 5];
int weight[NMAX + 5];
int father[LGMAX + 1][NMAX + 1];
int lvl[NMAX + 1];
void predfs(int nod,int tata){
    weight[nod] = 1;
    father[0][nod] = tata;
    lvl[nod] = 1 + lvl[tata];
    for(auto it:graph[nod]){
        if(it == tata){
            continue;
        }
        predfs(it,nod);
        weight[nod] += weight[it];
    }
}
int get_centroid(int nod){
    int tata = 0;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

meetings2.cpp: In function 'int main()':
meetings2.cpp:89:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   89 |     scanf("%d",&n);
      |     ~~~~~^~~~~~~~~
meetings2.cpp:93:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   93 |         scanf("%d %d",&x,&y);
      |         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 16 / 16
• Subtask 3: 80 / 80