제출 #748095

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
748095		vjudge1	Art Collections (BOI22_art)	C++17	컴파일 에러	0 ms	0 KiB

art

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

using namespace std;
using ll =long long;

void solve(int n){
    vector<int> a(n);
    iota(a.begin(), a.end(), 1);
    ll k = publish(a), k0=k;
    if(k==0){
        answer(a);
        return;
    }
    if(k==n*(n-1)/2){
        reverse(a.begin(), a.end());
        answer(a);
        return;
    }
    vector<int> ans(n);
    for(int i=0;i<n-1;i++){
        a.push_back(a.front());
        a.erase(a.begin(), a.begin()+1);
        ll k1=publish(a);
        ans[(n-1+k-k1)/2] = i + 1;
        k = k1;
    }
    ans[(n-1+k-k0)/2] = i + 1;
    answer(ans);
    return;
}

컴파일 시 표준 에러 (stderr) 메시지

art.cpp: In function 'void solve(int)':
art.cpp:28:25: error: 'i' was not declared in this scope
   28 |     ans[(n-1+k-k0)/2] = 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) {
      |        ~~~~~~~~~^~~~