제출 #801809

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
801809	2023-08-02 07:50:16	kirakaminski968	전선 연결 (IOI17_wiring)	C++17	100 / 100	94 ms	31216 KiB

wiring

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#include "wiring.h"
#include <bits/stdc++.h>
#define ll long long 
using namespace std;
const int INF = 1234567890;
int n;
pair<int,int> arr[1000005];
set<int> sa, sb;
int getnearest(int x){
  int res = 2e9; 
  if(arr[x].second == 1){
    auto p = sa.lower_bound(arr[x].first); 
    if(p != sa.end()){
      res = min(res,*p-arr[x].first); 
    }
    if(p != sa.begin()){
      p--; 
      res = min(res,arr[x].first-*p); 
    }
  }
  else{
    auto p = sb.lower_bound(arr[x].first); 
    if(p != sb.end()){
      res = min(res,*p-arr[x].first); 
    }
    if(p != sb.begin()){
      p--; 
      res = min(res,arr[x].first-*p); 
    }
  }
 
 
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