Submission #574926

#	Time	Username	Problem	Language	Result	Execution time	Memory
574926		Majid	Carnival (CEOI14_carnival)	C++17	100 / 100	25 ms	300 KiB

carnival

#include<bits/stdc++.h>
using namespace std;
using ll = long long;
using db = double;
#define pb push_back
#define sz(vec) ((ll)vec.size())
#define all(vec) vec.begin(), vec.end()
#define f first
#define s second
const int MOD = 1e9 + 7;
const ll BIGINF = ((ll)1e18) + 7;
#define Speeed ios::sync_with_stdio(0);cin.tie(NULL); cout.tie(NULL);

int main(){
    
    ll n, col = 1, old = 0;
    cin>>n;
    
    vector<ll> ans(n+1);
    // map<ll, bool> newcol;
    // set<ll> sett;
    vector<ll> newcol;
    
    for(ll i = 1; i <= n; i++){
        
        cout<<i<<" ";
        for(ll j = 1; j <= i; j++){
            
            cout<<j<<" ";
        }
        
        cout<<endl;
        ll x;
        cin>>x;
        
        if(x!=old){
            
            ans[i] = col;
            col++;
            newcol.pb(i);
        }   
        
        old = x;
    }
    
    for(ll i = 1; i <= n; i++){
        
        if(ans[i])continue;
        
        for(auto y: newcol){
            
            if(y >= i)break;
            cout<<"2 "<<y<<" "<<i<<endl;
            ll x;
            cin>>x;
            
            if(x==1){
                
                ans[i] = ans[y];
                break;
            }
        }
    }
    
    
    cout<<"0 ";
    for(ll i = 1; i <= n; i++)cout<<ans[i]<<" ";
    cout<<endl;
    return 0;
    // 1 3 1 
    
}

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