제출 #477082

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
477082	2021-09-30 06:22:03	Everifall	도로 폐쇄 (APIO21_roads)	C++14	100 / 100	555 ms	51688 KiB

roads

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#include "roads.h"
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef tree<pair<ll,int>,null_type,less<pair<ll,int> >,rb_tree_tag,tree_order_statistics_node_update> oset;
const int MAXN = 1e5 + 16;
const int INF = 1e9 + 16;
const ll INFLL = 1e16 + 16;
oset dpCost[MAXN];
vector<pair<int,ll> > adj[MAXN];
int ptrDp[MAXN],dep[MAXN],idxPar[MAXN];
ll costPar[MAXN],currBack[MAXN],currCost = 0;
void change(pair<ll,int> u,pair<ll,int> v,int id,int mn){
  if(u < *(dpCost[id].find_by_order(ptrDp[id]))){
    ptrDp[id]--;
    currCost -= u.first;
  }
  dpCost[id].erase(u);
  if(v < *(dpCost[id].find_by_order(ptrDp[id]))){
    ptrDp[id]++;
    currCost += v.first;
  }
  dpCost[id].insert(v);
  while(ptrDp[id] < max(0,mn)){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

roads.cpp: In function 'std::vector<long long int> minimum_closure_costs(int, std::vector<int>, std::vector<int>, std::vector<int>)':
roads.cpp:80:25: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   80 |       if(adj[id].size() < i){
      |          ~~~~~~~~~~~~~~~^~~

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