Submission #914404

#	Time	Username	Problem	Language	Result	Execution time	Memory
914404		hngwlog	Art Collections (BOI22_art)	C++17	100 / 100	1184 ms	1696 KiB

art

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

int n, cur = - 1;

void process(int cnt, vector<int> &a, vector<int> &ans) {

    vector<int> b;
    for (int i = 0; i < n - cnt - 1; i++) b.push_back(a[i]);
    for (int i = n - cnt; i < n; i++) b.push_back(a[i]);
    b.push_back(a[n - cnt - 1]);
    int nex = publish(b);
    int num = (nex - cur + cnt) / 2;
    vector<int> nAns;
    for (int i = 0; i < cnt - num; i++) nAns.push_back(ans[i]);
    nAns.push_back(a[n - cnt - 1]);
    for (int i = cnt - num; i < cnt; i++) nAns.push_back(ans[i]);
    ans.swap(nAns);
    a.swap(b);
    cur = nex;
}

void solve(int N) {

    n = N;
    vector<int> a;
    for (int i = 1; i <= n; i++) a.push_back(i);
    cur = publish(a);
    vector<int> ans;
    ans.push_back(n);
    for (int i = 1; i < n; i++) process(i, a, ans);
    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