Submission #721574

#	Time	Username	Problem	Language	Result	Execution time	Memory
721574		Mr_Husanboy	Art Collections (BOI22_art)	C++17	5 / 100	9 ms	256 KiB

art

#include "art.h"
#include<bits/stdc++.h>

#define all(a) (a).begin(), (a).end()
template<typename T>
int len(T &a){
    return a.size();
}

using namespace std;

void solve(int n) {
    vector<int> v(n);
    iota(all(v), 1);
    int inv = publish(v);
    vector<vector<bool>> comp(n, vector<bool> (n));
    for(int i = 1; i <= n; i ++){
        for(int j = i + 1; j <= n; j ++){
            swap(v[i - 1], v[j - 1]);
            int x = publish(v);
            if(x < inv){
                comp[i - 1][j - 1] = 0;
                comp[j - 1][i - 1] = 1;
            }
            swap(v[i - 1], v[j - 1]);
        }
    }
    sort(all(v), [&](int a, int b){
        return comp[a - 1][b - 1];
    });
    answer(v);
}

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: 0 / 15
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30