Submission #1121247

#	Time	Username	Problem	Language	Result	Execution time	Memory
1121247		vjudge1	Art Collections (BOI22_art)	C++17	Compilation error	0 ms	0 KiB

art

#include<bits/stdc++.h>
#include "art.h"
using namespace std;
vector <int> v;
vector <int> ans(4444);
// int publish(vector <int> v) {
// 	cout << "publish({";
// 	int x;
// 	for(auto to : v) cout << to << " ";
// 	cout << "})" << endl;
// 	cin >> x;
// 	return x;
// }
// void answer(vector <int> v) {
// 	cout << "answer({";
// 	for(auto to : v) {if(to != 0) cout << to << " ";}
// 	cout << "})" << endl;
// }
void solve() {
	int n;
	cin >> n;
	vector <int> v, v2;
	for(int i = 1; i <= n; i++) {
		v.push_back(i);
	}
	int res = publish(v);
    if(res == 0) {
    	answer(v);
    	return;
	}
	v.clear();
	int ind = 1;
	//cout << res << '\n';
	for(int i = 1; i < n; i++) {
		vector <int> v2;
		//cout << i << endl;
		for(int j = i + 1; j <= n; j++) {
			v2.push_back(j);
		} 
		for(int j = 1; j <= i; j++) {
			v2.push_back(j);
		}
		int cur = publish(v2);
		int A = res, B = cur;
		int d = (A + B - n + 1) / 2;
		ans[A - d + 1] = i;
		//cout << i << " " << A << " " << B << " " << d << " " << A - d + 1 << " " << endl;
		v = v2;
		res = cur;
	}
	for(int i = 1; i < n; i++) {
	    if(ans[i] == 0) ans[i] = n;
	}
	answer(ans);
}
// signed main() {
// 	solve();
// }

Compilation message (stderr)

art.cpp: In function 'void solve()':
art.cpp:32:6: warning: unused variable 'ind' [-Wunused-variable]
   32 |  int ind = 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) {
      |        ~~~~~~~~~^~~~
/usr/bin/ld: /tmp/ccedxn33.o: in function `main':
interface.cpp:(.text.startup+0x16): undefined reference to `solve(int)'
collect2: error: ld returned 1 exit status