답안 #348245

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
348245 2021-01-14T11:55:53 Z jamielim 도서관 (JOI18_library) C++14
100 / 100
395 ms 512 KB
#include "library.h"
#include <bits/stdc++.h>
using namespace std;

#define pb push_back

int n;
vector<int> ans;
vector<int> rem;
vector<int> test;

void dnc(int s,int e){
	if(s>=e){
		ans.pb(rem[s]);
		return;
	}
	int m=(s+e)/2;
	for(int i=0;i<n;i++)test[i]=0;
	for(int i=s;i<=m;i++)test[rem[i]]=1;
	int cur=Query(test);
	for(int i=0;i<(int)ans.size();i++)test[ans[i]]=1;
	if(cur==Query(test)){ // the answer is in the first half
		dnc(s,m);
	}else{
		dnc(m+1,e);
	}
}

void Solve(int N){
	n=N;
	if(n==1){
		vector<int> ans;
		ans.pb(1);
		Answer(ans);
		return;
	}
	int endpt=0;
	vector<int> m(n);
	for(int i=0;i<n;i++)m[i]=1;
	for(;endpt<n;endpt++){
		m[endpt]=0;
		if(Query(m)==1)break;
		m[endpt]=1;
	}
	test.resize(n);
	ans.pb(endpt);
	for(int i=0;i<n;i++)if(i!=endpt)rem.push_back(i);
	for(int i=1;i<n;i++){
		dnc(0,n-i-1);
		for(int j=0;j<(int)rem.size()-1;j++){
			if(rem[j]>=ans[i])rem[j]=rem[j+1];
		}
		rem.pop_back();
	}
	for(int i=0;i<n;i++)ans[i]++;
	Answer(ans);
}
/*
5
4
2
5
3
1

9
7
2
1
6
4
8
3
9
5
*/
# 결과 실행 시간 메모리 Grader output
1 Correct 40 ms 364 KB # of queries: 2387
2 Correct 39 ms 364 KB # of queries: 2433
3 Correct 39 ms 364 KB # of queries: 2638
4 Correct 38 ms 364 KB # of queries: 2593
5 Correct 26 ms 376 KB # of queries: 2504
6 Correct 39 ms 364 KB # of queries: 2553
7 Correct 36 ms 364 KB # of queries: 2568
8 Correct 42 ms 364 KB # of queries: 2402
9 Correct 38 ms 364 KB # of queries: 2512
10 Correct 21 ms 364 KB # of queries: 1478
11 Correct 1 ms 364 KB # of queries: 0
12 Correct 1 ms 364 KB # of queries: 1
13 Correct 1 ms 364 KB # of queries: 4
14 Correct 1 ms 364 KB # of queries: 7
15 Correct 2 ms 304 KB # of queries: 73
16 Correct 4 ms 364 KB # of queries: 187
# 결과 실행 시간 메모리 Grader output
1 Correct 40 ms 364 KB # of queries: 2387
2 Correct 39 ms 364 KB # of queries: 2433
3 Correct 39 ms 364 KB # of queries: 2638
4 Correct 38 ms 364 KB # of queries: 2593
5 Correct 26 ms 376 KB # of queries: 2504
6 Correct 39 ms 364 KB # of queries: 2553
7 Correct 36 ms 364 KB # of queries: 2568
8 Correct 42 ms 364 KB # of queries: 2402
9 Correct 38 ms 364 KB # of queries: 2512
10 Correct 21 ms 364 KB # of queries: 1478
11 Correct 1 ms 364 KB # of queries: 0
12 Correct 1 ms 364 KB # of queries: 1
13 Correct 1 ms 364 KB # of queries: 4
14 Correct 1 ms 364 KB # of queries: 7
15 Correct 2 ms 304 KB # of queries: 73
16 Correct 4 ms 364 KB # of queries: 187
17 Correct 383 ms 392 KB # of queries: 18008
18 Correct 340 ms 364 KB # of queries: 17231
19 Correct 395 ms 392 KB # of queries: 17451
20 Correct 357 ms 392 KB # of queries: 16277
21 Correct 266 ms 512 KB # of queries: 15362
22 Correct 336 ms 392 KB # of queries: 17617
23 Correct 348 ms 512 KB # of queries: 17170
24 Correct 150 ms 364 KB # of queries: 7885
25 Correct 371 ms 364 KB # of queries: 17118
26 Correct 298 ms 364 KB # of queries: 15989
27 Correct 129 ms 384 KB # of queries: 7994
28 Correct 359 ms 492 KB # of queries: 17935
29 Correct 307 ms 492 KB # of queries: 17915
30 Correct 344 ms 492 KB # of queries: 17935