제출 #364907

#	제출 시각^UTC-0	아이디	문제	언어	결과	실행 시간	메모리
364907	2021-02-10 12:33:07	ogibogi2004	공장들 (JOI14_factories)	C++14	15 / 100	3471 ms	255760 KiB

이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.

factories

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#include "factories.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
const ll INF=1e17;
const int MAXN=5e5+6;
const int lg=20;
ll ans;
vector<pair<int,ll> >g[MAXN];
vector<int>g1[MAXN];
int par[MAXN];
pair<int,int> dp[2*MAXN][lg];
int depth[MAXN];
ll depth1[MAXN];
int pw[2*MAXN],n;
int wherel[MAXN],wherer[MAXN];
vector<int>dfs_order;
int st[MAXN];
bool f[MAXN];
ll mind[MAXN];
void dfs1(int u,int p)
{
  dfs_order.push_back(u);
  for(auto v:g[u])
  {
    if(v.first==p)continue;
    depth1[v.first]=depth1[u]+v.second;
    depth[v.first]=depth[u]+1;
    dfs1(v.first,u);
    dfs_order.push_back(u);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

factories.cpp: In function 'void precompute()':
factories.cpp:44:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   44 |  for(int i=0;i<dfs_order.size();i++)
      |              ~^~~~~~~~~~~~~~~~~
factories.cpp:48:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |  for(int i=0;i<dfs_order.size();i++)
      |              ~^~~~~~~~~~~~~~~~~
factories.cpp:59:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |   for(int i=0;i<dfs_order.size();i++)
      |               ~^~~~~~~~~~~~~~~~~
factories.cpp:62:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |    if(i+(1<<(step-1))<dfs_order.size())
      |       ~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~

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