Submission #1094653

#	Time	Username	Problem	Language	Result	Execution time	Memory
1094653		not_amir	Art Collections (BOI22_art)	C++17	100 / 100	1099 ms	1540 KiB

art

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

void solve(int N) {
    vector<int> res(N), ans(N), query(N);
    for (int i = 0; i < N; i++) {
        for (int j = 0; j < N; j++)
            query[j] = (i+j)%N+1;
        res[i] = publish(query);
    }
    for (int i = 0; i < N; i++)
        ans[res[i] - res[(i+1) % N] + N - 1 >> 1] = i + 1;
    answer(ans);
}

Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.cpp:13:41: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
   13 |         ans[res[i] - res[(i+1) % N] + N - 1 >> 1] = i + 1;
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