제출 #59082

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
59082		WA_TLE	철로 (IOI14_rail)	C++14	100 / 100	107 ms	2904 KiB

rail

#include<deque>
#include<queue>
#include<vector>
#include<algorithm>
#include<iostream>
#include<set>
#include<cmath>
#include<tuple>
#include<string>
#include<chrono>
#include<functional>
#include<iterator>
#include<random>
#include<unordered_set>
#include<array>
#include<map>
#include<iomanip>
#include<assert.h>
#include<bitset>
#include<stack>
using namespace std;
typedef long long int llint;
typedef long double lldo;
#define mp make_pair
#define mt make_tuple
#define pub push_back
#define puf push_front
#define pob pop_back
#define pof pop_front
#define fir first
#define sec second
#define res resize
#define ins insert
#define era erase
/*
cout<<setprecision(20)
cin.tie(0);
ios::sync_with_stdio(false);
*/
const llint mod=998244353;
const llint big=2.19e15+1;
const long double pai=3.141592653589793238462643383279502884197;
const long double eps=1e-15;
template <class T,class U>bool mineq(T& a,U b){if(a>b){a=b;return true;}return false;}
template <class T,class U>bool maxeq(T& a,U b){if(a<b){a=b;return true;}return false;}
llint gcd(llint a,llint b){if(a%b==0){return b;}else return gcd(b,a%b);}
llint lcm(llint a,llint b){if(a==0){return b;}return a/gcd(a,b)*b;}
template<class T> void SO(T& ve){sort(ve.begin(),ve.end());}
template<class T> void REV(T& ve){reverse(ve.begin(),ve.end());}
template<class T>llint LBI(vector<T>&ar,T in){return lower_bound(ar.begin(),ar.end(),in)-ar.begin();}
template<class T>llint UBI(vector<T>&ar,T in){return upper_bound(ar.begin(),ar.end(),in)-ar.begin();}
#define loc location
#include"rail.h"
void findLocation(int n,int first,int location[],int stype[]){
	//まず最遠点(一番左にある点)をもとめる
	//そこからの距離をすべて調べる
	//のこり(n-1)回ですべてが求まる
	if(n==1){loc[0]=first;stype[0]=1;return;}
	int i;
	vector<pair<int,int>>dis(n-1);
	for(i=1;i<n;i++){dis[i-1]=mp(getDistance(0,i),i);}
	SO(dis);
	vector<int>bas(n);
	map<int,int>aru;
	int hi=0,mg=dis[0].sec,hiba=first,mgba=first+dis[0].fir;
	loc[0]=first;loc[mg]=first+dis[0].fir;
	stype[0]=1;stype[mg]=2;
	aru[hiba]=1;
	aru[mgba]=2;
	for(i=1;i<n-1;i++){
		int ter=dis[i].sec;
		int lefdi=getDistance(hi,ter);
		int rigdi=getDistance(mg,ter);
		int chu=(hiba+lefdi+mgba-rigdi)/2;
		int doti,bas;
		if(chu<=first){if(aru[chu]==1){doti=1;}else{doti=2;}}
		else{if(aru[chu]==2){doti=2;}else{doti=1;}}
		if(doti==1){
			stype[ter]=2;loc[ter]=hiba+lefdi;aru[loc[ter]]=2;
			if(maxeq(mgba,loc[ter])){mg=ter;}
		}else{
			stype[ter]=1;loc[ter]=mgba-rigdi;aru[loc[ter]]=1;
			if(mineq(hiba,loc[ter])){hi=ter;}
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

rail.cpp: In function 'void findLocation(int, int, int*, int*)':
rail.cpp:75:12: warning: unused variable 'bas' [-Wunused-variable]
   int doti,bas;
            ^~~

• Subtask 1: 8 / 8
• Subtask 2: 22 / 22
• Subtask 3: 26 / 26
• Subtask 4: 44 / 44