//~~~~~~~~~~~~~MJ®™~~~~~~~~~~~~~
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx")
#define rep1(n) for(ll i=0; i<(ll)(n); ++i)
#define rep2(i,n) for(ll i=0; i<(ll)(n); ++i)
#define rep3(i,a,b) for(ll i=(ll)(a); i<(ll)(b); ++i)
#define rep4(i,a,b,c) for(ll i=(ll)(a); i<(ll)(b); i+=(c))
#define cut4(a,b,c,d,e,...) e
#define rep(...) cut4(__VA_ARGS__,rep4,rep3,rep2,rep1)(__VA_ARGS__)
#define per1(n) for(ll i=((ll)n)-1; i>=0; --i)
#define per2(i,n) for(ll i=((ll)n)-1; i>=0; --i)
#define per3(i,a,b) for(ll i=((ll)a)-1; i>=(ll)(b); --i)
#define per4(i,a,b,c) for(ll i=((ll)a)-1; i>=(ll)(b); i-=(c))
#define per(...) cut4(__VA_ARGS__,per4,per3,per2,per1)(__VA_ARGS__)
#define ll long long
#define ln cout<<endl
#define int long long
#define Code ios_base::sync_with_stdio(0);
#define by cin.tie(NULL);
#define Hayan cout.tie(NULL);
#define append push_back
#define all(x) (x).begin(),(x).end()
#define allr(x) (x).rbegin(),(x).rend()
#define vi vector<int>
#define vs vector<string>
#define yes cout<<"YES"<<endl;
#define no cout<<"NO"<<endl;
#define vb vector<bool>
#define vv vector<vi>
#define vp vector<pi>
#define vs vector<string>
#define ul map<int,vi>
#define ub map<int,bool>
#define ui map<int,int>
#define sum(a) accumulate(all(a),0)
// #define endl '\n'
#define pi pair<int,int>
#define ff first
#define ss second
using namespace std;
const int INF=1e18;
int n,k,e,m,ans=0;
vi a,p;
int get(int x)
{
if (p[x]!=x){p[x]=get(p[x]);}
return p[x];
}
void union_(ll a,ll b )
{
ll a_r=get(a);
ll b_r=get(b);
p[b_r]=a_r;
}
int q (int x)
{
for (auto i: a)
cout<<i<<" ";cout<<x;cout<<endl;
cin>>e;
return a.size()!=e;
}
int greed(int x,int l=0,int r=a.size())
{
if (r-l==1)
return l;
int mid=(r+l)/2;
cout<<x<<" ";
for (int i=l; i < mid; i++)
cout<< a[i] << " ";ln;
cin>>e;
if (e==mid-l)
{
return greed(x,l,mid);
}
else
{
return greed(x,mid,r);
}
}
void solve()
{
a.append(1);
cin>>n;
rep(n+1)p.append(i);
for (int i=2;i<=n;i++)
{
if (q(i))
{
a.append(i);continue;
}
int x=greed(i);
union_(++x,i);
// cout<<endl<<"taking union of "<<x<<" "<<i<<endl;ln;
}
cout<<0<< " ";
for (int i=1;i<=n;i++)
{
cout<<get(i)<<" ";
}ln;
// cout<<ans;
// cout<<a.size();
// for (auto i: a){cout<<i<<" ";}
}
signed main(){
Code by Hayan
int ans=1;
//cout<<setprecision(1000);
// cin>>ans;
while(ans--){
// cout << "Case #" << ans << ": \n";
solve();}}
Compilation message
carnival.cpp: In function 'long long int q(long long int)':
carnival.cpp:59:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
59 | for (auto i: a)
| ^~~
carnival.cpp:60:22: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
60 | cout<<i<<" ";cout<<x;cout<<endl;
| ^~~~
carnival.cpp:62:20: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare]
62 | return a.size()!=e;
| ~~~~~~~~^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
344 KB |
Output is correct |
| 2 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 3 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
344 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Incorrect |
1 ms |
508 KB |
Incorrect |
| 2 |
Halted |
0 ms |
0 KB |
- |
