oj.uz

답안 #995034

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
995034 2024-06-08T11:07:06 Z Bula 도서관 (JOI18_library) C++17
19 / 100
 292 ms 600 KB 
#include "library.h"
#include <bits/stdc++.h>
using namespace std;
//namespace {
//struct Judge
//{
//	int N;
//	int A[1002];
//	int pos[1002];
//	bool f[1002];
//	int query_c;
//	bool answered;
//	void init()
//	{
//		query_c=0;
//		int ret=scanf("%d",&N); ret++;
//		answered=false;
//		for(int i=0;i<N;i++)ret=scanf("%d",&A[i]),pos[A[i]]=i;
//	}
//	int query(const vector<int>& M)
//	{
//		if(query_c==20000)
//		{
//			puts("Wrong Answer [3]");
//			exit(0);
//		}
//		if(int(M.size())!=N)
//		{
//			puts("Wrong Answer [1]");
//			exit(0);
//		}
//		bool all_zero=true;
//		for(int i=0;i<N;i++)
//		{
//			if(M[i]!=0&&M[i]!=1)
//			{
//				puts("Wrong Answer [2]");
//				exit(0);
//			}
//			if(M[i]==1)all_zero=false;
//		}
//		if(all_zero)
//		{
//			puts("Wrong Answer [2]");
//			exit(0);
//		}
//		memset(f,0,sizeof(f));
//		for(int i=0;i<N;i++)if(M[i])f[pos[i+1]]=true;
//		bool las=false;
//		int r=0;
//		for(int i=0;i<N;i++)
//		{
//			if(las==false&&f[i]==true)r++;
//			las=f[i];
//		}
//		query_c++;
//		return r;
//	}
//	void answer(const vector<int>& res)
//	{
//		bool f1=true,f2=true;
//		if(int(res.size())!=N)
//		{
//			puts("Wrong Answer　[4]");
//			exit(0);
//		}
//		if(answered)
//		{
//			puts("Wrong Answer [7]");
//			exit(0);
//		}
//		answered=true;
//		memset(f,0,sizeof(f));
//		for(int i=0;i<N;i++)
//		{
//			if(res[i]<=0||res[i]>N)
//			{
//				puts("Wrong Answer [5]");
//				exit(0);
//			}
//			if(f[res[i]])
//			{
//				puts("Wrong Answer [6]");
//				exit(0);
//			}
//			f[res[i]]=true;
//		}
//		for(int i=0;i<N;i++)
//		{
//			f1&=A[i]==res[i];
//			f2&=A[i]==res[N-i-1];
//		}
//		if(!f1&&!f2)
//		{
//			puts("Wrong Answer　[8]");
//			exit(0);
//		}
//	}
//	void end()
//	{
//		if(!answered)puts("Wrong Answer [7]");
//		else printf("Accepted : %d\n",query_c);
//	}
//}judge;
//}
//
//int Query(const vector<int>& M)
//{
//	return judge.query(M);
//}
//void Answer(const vector<int>& res)
//{
//	judge.answer(res);
//}
int N;
vector<int> p, b;
int ask(int l, int r, int idx){
    //cout << l << " " << r << " " << idx << endl
    if(l > r || idx > N) return -1;
    l--, r--; idx--; for(int i = 0; i < N; i++) p[i] = 0;
    for(int i = max(l, 0); i <= min(r, N - 1); i++) p[i] = 1;
    if(idx >= 0) p[idx] = 1;
    for(auto x : b) if(x > 0) p[x - 1] = 0;
    int ok = 0; 
    for(int i = 0; i < N; i++) if(p[i]) ok = 1;
    if(!ok) return -1;
    //cout << Query(p) << endl;
    return Query(p);
}
void Solve(int n){
    p.resize(n);
    int cur = 1; N = n;
    for(int i = 1; i <= n; i++){
        b.push_back(i);
        if(ask(1, n, 0) == 1){
            cur = i; break;
        }   
        if(b.size() > 0) b.clear();
    }
    if(b.size() > 0) b.clear();
    vector<int> ans = {cur};
    for(int i = 1; i <= n; i++){
        int l = 1, r = cur - 1, pas = 0;
        if(l <= r && ask(l, r, 0) == ask(l, r, cur)){
            while(l < r){
            int m = (l + r) / 2;
            if(ask(1, m, cur) == ask(1, m, 0)) r = m;
                else l = m + 1;
            }
            if(l == r && ask(1, l, cur) == ask(1, l, 0)){
                ans.push_back(l); pas = l;
            }   
        }
        if(!pas){
            l = cur + 1, r = n;
            if(l <= r && ask(l, r, 0) == ask(l, r, cur)){
                while(l < r){
                    int m = (l + r + 1) / 2;
                    if(ask(m, n, cur) == ask(m, n, 0)) l = m;
                    else r = m - 1;
                }
                if(l == r && ask(l, n, cur) == ask(l, n, 0)){
                    ans.push_back(l); pas = l;
                }   
            }
        }
        if(pas){
            b.push_back(cur); cur = pas;
        }
    }
    Answer(ans);
}

//int main()
//{
//	judge.init();
//	Solve(judge.N);
//	judge.end();
//}

Subtask #1
19.0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 344 KB # of queries: 3588
2 Correct 47 ms 600 KB # of queries: 3600
3 Correct 37 ms 344 KB # of queries: 3910
4 Correct 35 ms 436 KB # of queries: 3854
5 Correct 31 ms 344 KB # of queries: 3737
6 Correct 41 ms 432 KB # of queries: 3756
7 Correct 51 ms 600 KB # of queries: 3815
8 Correct 49 ms 344 KB # of queries: 3655
9 Correct 25 ms 344 KB # of queries: 3777
10 Correct 27 ms 344 KB # of queries: 2307
11 Correct 0 ms 344 KB # of queries: 0
12 Correct 0 ms 344 KB # of queries: 6
13 Correct 0 ms 344 KB # of queries: 13
14 Correct 0 ms 344 KB # of queries: 22
15 Correct 2 ms 344 KB # of queries: 149
16 Correct 2 ms 344 KB # of queries: 332

Subtask #2
0 / 81.0

# 결과 실행 시간 메모리 Grader output
1 Correct 43 ms 344 KB # of queries: 3588
2 Correct 47 ms 600 KB # of queries: 3600
3 Correct 37 ms 344 KB # of queries: 3910
4 Correct 35 ms 436 KB # of queries: 3854
5 Correct 31 ms 344 KB # of queries: 3737
6 Correct 41 ms 432 KB # of queries: 3756
7 Correct 51 ms 600 KB # of queries: 3815
8 Correct 49 ms 344 KB # of queries: 3655
9 Correct 25 ms 344 KB # of queries: 3777
10 Correct 27 ms 344 KB # of queries: 2307
11 Correct 0 ms 344 KB # of queries: 0
12 Correct 0 ms 344 KB # of queries: 6
13 Correct 0 ms 344 KB # of queries: 13
14 Correct 0 ms 344 KB # of queries: 22
15 Correct 2 ms 344 KB # of queries: 149
16 Correct 2 ms 344 KB # of queries: 332
17 Runtime error 292 ms 428 KB Execution killed with signal 13
18 Halted 0 ms 0 KB -