제출 #114571

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
114571	2019-06-01 19:51:30	ly20	Roller Coaster Railroad (IOI16_railroad)	C++14	30 / 100	1074 ms	26232 KiB

railroad

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#include<bits/stdc++.h>
using namespace std;
#include "railroad.h"
const int MAXN=212345;
pair<int,int> v[MAXN];
set<pair<int,int> > se,ss;
long long plan_roller_coaster(vector<int> e,vector<int> s)
{
  int n=e.size();
  for(int i=0;i<n;i++)
  {
    se.insert(make_pair(e[i],i));ss.insert(make_pair(s[i],i));
  }
  long long resp1=0;
  int ini;
  int idk=(*(--ss.end())).second;
  ss.erase(make_pair(s[idk],idk));
  //ini=e[idk];
  se.erase(make_pair(e[idk],idk));
  int id1=idk;
  idk=(*(se.begin())).second;
  se.erase(make_pair(e[idk],idk));
  //ini=s[idk];
  ss.erase(make_pair(s[idk],idk));
  int id2=idk;
  se.insert(make_pair(e[id1],id1));
  ss.insert(make_pair(s[id2],id2));
  set<pair<int,int> >::iterator ite,its;
  ite=se.begin();its=ss.begin();
  while(ite!=se.end())
 
 
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컴파일 시 표준 에러 (stderr) 메시지

railroad.cpp: In function 'long long int plan_roller_coaster(std::vector<int>, std::vector<int>)':
railroad.cpp:15:6: warning: unused variable 'ini' [-Wunused-variable]
  int ini;
      ^~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 23
• Subtask 3: 30 / 30
• Subtask 4: 0 / 36