Submission #692087

#	Time	Username	Problem	Language	Result	Execution time	Memory
692087		Alexandruabcde	Art Collections (BOI22_art)	C++17	100 / 100	1621 ms	696 KiB

art

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

using namespace std;

constexpr int NMAX = 4005;

int val_spate[NMAX];
int poz[NMAX];

void solve(int N) {
    vector <int> V;
    for (int i = 1; i <= N; ++ i )
        V.push_back(i);

    for (int i = N; i >= 1; -- i ) {
        val_spate[i] = publish(V);
        V.clear();
        for (int j = i; j <= N; ++ j )
            V.push_back(j);
        for (int j = 1; j < i; ++ j )
            V.push_back(j);
    }

    val_spate[0] = val_spate[N];

    for (int i = N; i >= 1; -- i ) {
        int spate = val_spate[i];
        int fata = val_spate[i-1];

        poz[i] = (fata - spate + N + 1) / 2;
    }

    V.clear();
    V.resize(N);
    for (int i = 1; i <= N; ++ i )
        V[poz[i]-1] = i;

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