Submission #610709

#	Time	Username	Problem	Language	Result	Execution time	Memory
610709		four_specks	Art Collections (BOI22_art)	C++17	100 / 100	1553 ms	688 KiB

art

#include "art.h"

#include <bits/stdc++.h>

using namespace std;

namespace
{
}

void solve(int N)
{
    vector<int> c(N);

    vector<int> v(N);
    iota(v.begin(), v.end(), 1);
    for (int i = 0; i < N; i++)
    {
        c[i] = publish(v);
        for (int i = 0; i < N - 1; i++)
            swap(v[i], v[i + 1]);
    }

    vector<int> r(N);
    for (int i = 0; i < N; i++)
    {
        int x = c[i] - c[(i + 1) % N];
        assert((N + x) % 2 == 1);
        r[(N + x - 1) / 2] = i + 1;
    }

    answer(r);
}

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