Submission #915224

#	Time	Username	Problem	Language	Result	Execution time	Memory
915224		Pikachu	Art Collections (BOI22_art)	C++17	100 / 100	1228 ms	1688 KiB

art

#include <bits/stdc++.h>

using namespace std;

int publish(vector<int>);
void answer(vector<int>);

void solve(int N)
{
    vector<int> tmp;
    for (int i = 1; i <= N; i++) tmp.push_back(i);
    int cur = publish(tmp);
    vector<int> ans;
    ans.push_back(1);
    for (int i = 2; i <= N; i++) {
        tmp.clear();
        tmp.push_back(i);
        tmp.insert(tmp.end(), ans.begin(), ans.end());
        for (int j = i + 1; j <= N; j++) tmp.push_back(j);
        int ncur = publish(tmp);
        int delta = ncur - cur;
        int pos = (delta + i - 1) / 2;
        ans.insert(ans.begin() + pos, i);
        cur = ncur - pos;
    }
    answer(ans);
}

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