Submission #1049213

#	Time	Username	Problem	Language	Result	Execution time	Memory
1049213		sofijavelkovska	Art Collections (BOI22_art)	C++17	100 / 100	902 ms	1740 KiB

art

#include "art.h"
//#include "sample_grader.cpp"

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

void solve(int n)
{
    vector<int> a;
    int inv[n+1];
    for (int i=1; i<=n; i++)
    {
        a.clear();
        for (int j=i; j<=n; j++)
            a.push_back(j);
        for (int j=1; j<i; j++)
            a.push_back(j);
        inv[i]=publish(a);
    }
    int order[n+1];
    for (int i=1; i<=n; i++)
    {
        int weight;
        if (i==n)
            weight=inv[1]-inv[n];
        else
            weight=inv[i+1]-inv[i];
        order[i]=(n-weight+1)/2;
    }
    vector<int> permutation(n);
    for (int i=1; i<=n; i++)
        permutation[order[i]-1]=i;
    answer(permutation);

    return;
}

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