Submission #119091

#	Time	Username	Problem	Language	Result	Execution time	Memory
119091		spacewalker	Library (JOI18_library)	C++14	19 / 100	3094 ms	448 KiB

library

#include <cstdio>
#include <vector>
#include "library.h"
using namespace std;

void Solve(int N)
{
	if (N == 1) {
		Answer({1});
		return;
	}
	int start = -1;
	vector<int> toQuery(N, 1);
	for (int i = 0; i < N; ++i) {
		toQuery[i] = 0;
		if (Query(toQuery) == 1) {
			start = i;
			break;
		}
		toQuery[i] = 1;
	}
	vector<int> ans{start};
//	printf("start %d\n", start);
	for (int i = 1; i < N; ++i) {
		for (int pnext = 0; pnext < N; ++pnext) {
			if (ans.size() > 1 && pnext == *next(ans.rbegin(), 1)) continue;
			if (pnext == ans.back()) continue;
			vector<int> toQuery(N);
			toQuery[ans.back()] = toQuery[pnext] = 1;
			if (Query(toQuery) == 1) {
				ans.push_back(pnext);
//				printf("next %d\n", pnext);
				break;
			}
		}
	}
	vector<int> retVal;
	for (int x : ans) retVal.push_back(x + 1);
	Answer(retVal);
}
	

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