제출 #708665

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
708665	2023-03-12 06:57:32	ToroTN	공장들 (JOI14_factories)	C++14	33 / 100	8055 ms	236768 KiB

factories

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#include "factories.h"
#include<bits/stdc++.h>
using namespace std;
//#include "grader.cpp"
#define ll long long
#define pb push_back
#define X first
#define Y second
const int maxmum=500005,maxlift=25;
vector<pair<int,int> > v[maxmum];
int n,lv[maxmum],par[maxmum][maxlift];
ll d[maxmum];
void dfs(int u,int p)
{
    for(int i=0;i<v[u].size();i++)
    {
        int node=v[u][i].X,cost=v[u][i].Y;
        if(node==p)continue;
        lv[node]=lv[u]+1;
        d[node]=d[u]+cost;
        par[node][0]=u;
        dfs(node,u);
    }
}
int lca(int a,int b)
{
    if(lv[a]<lv[b])swap(a,b);
    for(int i=19;i>=0;i--)
    {
        if(lv[par[a][i]]>=lv[b])
 
 
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컴파일 시 표준 에러 (stderr) 메시지

factories.cpp: In function 'void dfs(int, int)':
factories.cpp:15:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |     for(int i=0;i<v[u].size();i++)
      |                 ~^~~~~~~~~~~~
factories.cpp: In function 'int dfs_sz(int, int)':
factories.cpp:54:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |     for(int i=0;i<v[u].size();i++)
      |                 ~^~~~~~~~~~~~
factories.cpp: In function 'int find_cen(int, int, int)':
factories.cpp:64:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for(int i=0;i<v[u].size();i++)
      |                 ~^~~~~~~~~~~~
factories.cpp: In function 'void centroid(int, int)':
factories.cpp:78:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   78 |     for(int i=0;i<v[cen].size();i++)
      |                 ~^~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 18 / 18
• Subtask 3: 0 / 67