Submission #1092844

#	Time	Username	Problem	Language	Result	Execution time	Memory
1092844		juicy	Art Collections (BOI22_art)	C++17	100 / 100	1010 ms	1240 KiB

art

#include "art.h"

#include <bits/stdc++.h>

using namespace std;

void solve(int N) {
  vector<int> a(N), res(N), cnd(N); 
  iota(a.begin(), a.end(), 1);
  iota(cnd.begin(), cnd.end(), 0);
  int cur = publish(a), y = 0;
  for (int i = 0; i + 1 < N; ++i) {
    rotate(a.begin() + i, a.begin() + i + 1, a.end());
    int x = publish(a) - y, d = cur - x;
    int s = cnd.size() - 1;
    int hi = (s + d) / 2;
    cur -= hi;
    y += hi;
    res[cnd[hi]] = i + 1;
    cnd.erase(cnd.begin() + hi);
    rotate(a.begin() + i, prev(a.end()), a.end());
  } 
  res[cnd[0]] = N;
  answer(res);
}

Compilation message (stderr)

interface.cpp: In function 'int publish(std::vector<int>)':
interface.cpp:20:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   20 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~
interface.cpp: In function 'void answer(std::vector<int>)':
interface.cpp:36:17: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   36 |     if(v.size() != N) {
      |        ~~~~~~~~~^~~~

• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20
• Subtask 6: 30 / 30