Submission #1005427

#	Time	Username	Problem	Language	Result	Execution time	Memory
1005427		vjudge1	Art Collections (BOI22_art)	C++17	100 / 100	986 ms	1704 KiB

art

#include<vector>
using namespace std;
void answer(vector<int>);
int publish(vector<int>);
void solve(int n)
{
	vector<int>ans(n),a,pub(n);
	for(int i=0;i<n;++i)
	{
		a.clear();
		for(int j=i;j<n;++j)a.emplace_back(j+1);
		for(int j=0;j<i;++j)a.emplace_back(j+1);
		pub[i]=publish(a);
	}
	for(int i=0;i<n;++i)ans[pub[i]-pub[(i+1)%n]+n-1>>1]=i+1;
	answer(ans);
}

Compilation message (stderr)

art.cpp: In function 'void solve(int)':
art.cpp:15:47: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
   15 |  for(int i=0;i<n;++i)ans[pub[i]-pub[(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