Submission #854380

#	Time	Username	Problem	Language	Result	Execution time	Memory
854380		esomer	Art Collections (BOI22_art)	C++17	100 / 100	1173 ms	1784 KiB

art

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

using namespace std;

void solve(int N) {
    vector<int> order(N);
    for(int i = 0; i < N; i++) order[i] = i + 1;
    int lst = publish(order);
    int fst = lst;
    vector<int> ans(N);
    for(int i = 0; i < N; i++){
        reverse(order.begin(), order.end());
        int elem = order.back(); order.pop_back();
        reverse(order.begin(), order.end());
        order.push_back(elem);
        int nw;
        if(order[0] == 1) nw = fst;
        else nw = publish(order);
        int dif = nw - lst;
        lst = nw;
        ans[order[N - 1] - 1] = (N - dif + 1) / 2;
        // cout << "rank " << ans[order[0] - 1] << " nw " << nw << " lst " << lst2 << endl;
    }
    vector<int> real_ans(N);
    for(int i = 0; i < N; i++){
        real_ans[ans[i]-1] = i + 1;
    }
    answer(real_ans);
}

/*
10
9 10 3 1 2 4 8 7 6 5
*/

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