Submission #721554

#	Time	Username	Problem	Language	Result	Execution time	Memory
721554		kas_s	Art Collections (BOI22_art)	C++17	Compilation error	0 ms	0 KiB

art

#include <bits/stdc++.h>
#include "art.h"
#pragma GCC optimize("Ofast")
using namespace std;

void solve() {
    int n; cin >> n;
    vector<int> a;
    for (int i = 1; i <= n; i++) a.push_back(i);
    do {
        if (publish(a)) {
            answer(a);
            return;
        }
    } while(next_permutation(a.begin(), a.end()));
}

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) {
      |        ~~~~~~~~~^~~~
/usr/bin/ld: /tmp/ccv1RcGp.o: in function `main':
interface.cpp:(.text.startup+0x16): undefined reference to `solve(int)'
collect2: error: ld returned 1 exit status