Submission #699457

#	Time	Username	Problem	Language	Result	Execution time	Memory
699457		null_awe	Library (JOI18_library)	C++14	0 / 100	0 ms	208 KiB

library

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

void Solve(int n) {
  vector<int> front;
  vector<int> back;
  vector<int> left; for (int i = 0; i < n; ++i) left.push_back(i);
  // while (left.size()) {
  //   int l = 0, r = left.size();
  //   while (l < r - 1) {
  //     int mid = (l + r) >> 1;
  //     vector<int> first(n), second(n);
  //     for (int i = 0; i < left.size(); ++i) {
  //       if (i >= l && i < mid) first[left[i]] = 1;
  //       else second[left[i]] = 1;
  //     }
  //     int q1 = Query(first), q2 = Query(second);
  //     if (q1 >= q2) r = mid;
  //     else l = mid;
  //   }
  //   int ind = 0;
  //   for (int i = 0; i < left.size(); ++i) if (left[i] == l) ind = i;
  //   left.erase(left.begin() + ind);
  //   vector<int> arr(n);
  //   arr[front.back()] = 1, arr[l] = 1;
  //   int q = Query(arr);
  //   if (q == 1) front.push_back(l);
  //   else back.push_back(l);
  // }
  vector<int> ans;
  for (int num : front) ans.push_back(num + 1);
  reverse(back.begin(), back.end());
  for (int num : back) ans.push_back(num + 1);
  Answer(ans);
}

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