Submission #604283

#	Time	Username	Problem	Language	Result	Execution time	Memory
604283		Plurm	Art Collections (BOI22_art)	C++17	20 / 100	107 ms	280 KiB

art

#include "art.h"
#include <bits/stdc++.h>
using namespace std;

void solve(int N) {
  vector<int> order(N);
  iota(order.begin(), order.end(), 1);
  for (int it = N; it >= 1; it--) {
    int idx = find(order.begin(), order.end(), N - it + 1) - order.begin();
    order.erase(order.begin() + idx);
    order.insert(order.begin(), N - it + 1);
    int last = publish(order);
    for (int i = 1; i < N; i++) {
      swap(order[i - 1], order[i]);
      int cur = publish(order);
      // printf("PUBLISH got %d\n", cur);
      if (cur >= last) {
        swap(order[i - 1], order[i]);
        break;
      }
      last = cur;
    }
  }
  answer(order);
}

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: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30