Submission #267131

#	Time	Username	Problem	Language	Result	Execution time	Memory
267131		DavidDamian	Library (JOI18_library)	C++11	19 / 100	3063 ms	384 KiB

library

#include<bits/stdc++.h>
#include "library.h"
///Subtask 1
///Discover from the edges (start and end)
using namespace std;

void Solve(int N)
{
	vector<int> full(N,1);
	vector<int> Empty(N,0);
	vector<int> ans(N,0);
	vector<int> found(N+1,0);
	if(N==1){
        Answer(full);
        return;
	}
	int L=0;
	int id_L=0;
	int id_R=N-1;
	for(int n=1;n<N;n++){
        for(int i=1;i<=N;i++){
            if(found[i]) continue;
            full[i-1]=0;
            int cost=Query(full);
            if(cost==1){
                if(L==0){
                    L=i;
                    ans[0]=i;
                    id_L++;
                }
                else{
                    Empty[L-1]=1;
                    Empty[i-1]=1;
                    cost=Query(Empty);
                    if(cost==1){
                        ans[id_L++]=i;
                        L=i;
                    }
                    else{
                        ans[id_R--]=i;
                    }
                    Empty[L-1]=0;
                    Empty[i-1]=0;
                }
                found[i]=1;
                break;
            }
            else full[i-1]=1;
        }
	}
	int remain=0;
	for(int i=1;i<=N;i++){
        if(!found[i]) remain=i;
	}
	for(int i=0;i<N;i++){
        if(ans[i]==0) ans[i]=remain;
	}
	Answer(ans);
}

• Subtask 1: 19 / 19
• Subtask 2: 0 / 81