Submission #385679

#	Time	Username	Problem	Language	Result	Execution time	Memory
385679		monus1042	Carnival (CEOI14_carnival)	C++17	0 / 100	2 ms	364 KiB

carnival

#include <bits/stdc++.h>
using namespace std;
typedef pair<int,int> ii;
#define pb push_back

const int NAX = 200;
int n;

int main(){
    cin>>n;
	map<int, vector<int> > g;
	int curr=1;
	g[1].pb(1);
	for (int i=2; i<=n; i++){
		cout<<i<<' ';
		for (auto j=g.begin(); j!=g.end(); j++){
			for (int k=0; k<j->second.size(); k++){
				cout<<j->second[k]<<' ';
			}
		}
		cout<<endl;
		int ans; cin>>ans;
		if (ans>curr){
			curr++;
			g[curr].pb(i);
		}else{ // it's equal
			vector<ii> aux; // index, color
			for (auto j=g.begin(); j!=g.end(); j++) aux.pb(ii(j->second[0], j->first));
			int m=aux.size();
			int lo=m-1, hi=-1;
			while(lo-1!=hi){
				int mid=(lo+hi)/2;
				vector<int> show;
				for (int k=mid; k<m; k++){
					show.pb(aux[k].first);
				}
				cout<<show.size() + 1<<' ';
				for (int k=0; k<show.size(); k++) cout<<show[k]<<' ';
				cout<<i;
				cout<<endl;
				int an; cin>>an;
				if (an==(int)show.size() + 1) lo=mid;
				else hi=mid;
			}
			int mid=lo;
			vector<int> show;
			for (int k=mid; k<m; k++){
				show.pb(aux[k].first);
			}
			cout<<show.size() + 1<<' ';
			for (int k=0; k<show.size(); k++) cout<<show[k]<<' ';
			cout<<i;
			cout<<endl;
			int an; cin>>an;
			if (an==(int)show.size() + 1) lo--;

		    g[aux[lo].second].pb(i);
		}
	}
	vector<int> ans(NAX);
	for (auto i=g.begin(); i!=g.end(); i++){
		for (int j=0; j<i->second.size(); j++) ans[i->second[j]]=i->first;
	}
	cout<<0<<' ';
	for (int i=1; i<=n; i++) cout<<ans[i]<<' ';
	cout<<endl;

	return 0;
}

Compilation message (stderr)

carnival.cpp: In function 'int main()':
carnival.cpp:17:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |    for (int k=0; k<j->second.size(); k++){
      |                  ~^~~~~~~~~~~~~~~~~
carnival.cpp:38:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |     for (int k=0; k<show.size(); k++) cout<<show[k]<<' ';
      |                   ~^~~~~~~~~~~~
carnival.cpp:51:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |    for (int k=0; k<show.size(); k++) cout<<show[k]<<' ';
      |                  ~^~~~~~~~~~~~
carnival.cpp:62:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |   for (int j=0; j<i->second.size(); j++) ans[i->second[j]]=i->first;
      |                 ~^~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20