Submission #714185

#	Time	Username	Problem	Language	Result	Execution time	Memory
714185		vjudge1	Art Collections (BOI22_art)	C++17	Compilation error	0 ms	0 KiB

art

#include <bits/stdc++.h>
#include "art.h"
using namespace std;
int publish(vector<int>&R);
void answer(vector<int>&R);
void solve(int n){
    vector<int>v(n);
    for(int i = 0;i < n;++i)v[i] = i + 1;
    do{
        int num = publish(v);
        if(num == 0)break;
    }while(next_permutation(v.begin(), v.end()))
    answer(v);
}

Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.cpp:10:28: error: call of overloaded 'publish(std::vector<int>&)' is ambiguous
   10 |         int num = publish(v);
      |                            ^
In file included from art.cpp:2:
art.h:5:5: note: candidate: 'int publish(std::vector<int>)'
    5 | int publish(std::vector<int>);
      |     ^~~~~~~
art.cpp:4:5: note: candidate: 'int publish(std::vector<int>&)'
    4 | int publish(vector<int>&R);
      |     ^~~~~~~
art.cpp:12:49: error: expected ';' before 'answer'
   12 |     }while(next_permutation(v.begin(), v.end()))
      |                                                 ^
      |                                                 ;
   13 |     answer(v);
      |     ~~~~~~                                       
art.cpp:13:13: error: call of overloaded 'answer(std::vector<int>&)' is ambiguous
   13 |     answer(v);
      |             ^
In file included from art.cpp:2:
art.h:12:6: note: candidate: 'void answer(std::vector<int>)'
   12 | void answer(std::vector<int>);
      |      ^~~~~~
art.cpp:5:6: note: candidate: 'void answer(std::vector<int>&)'
    5 | void answer(vector<int>&R);
      |      ^~~~~~
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) {
      |        ~~~~~~~~~^~~~