Submission #1236643

#	Time	Username	Problem	Language	Result	Execution time	Memory
1236643		em4ma2	Carnival (CEOI14_carnival)	C++20	20 / 100	25 ms	408 KiB

carnival

#include <bits/stdc++.h>
using namespace std;

#define int long long
#define fi first
#define se second
#define all(a) a.begin(),a.end()
const int maxn = 2 * 1e6;
const int mod =  1e9 + 7;


bool que(int i,int j){
  cout<<2 << ' ' << i<<' '<<j<<endl;
  int an;
  cin>>an;
  return (an == 1 ? true : false);
}
signed main(){

  int n;
  cin>>n;

  vector <int> a(n),b(n, -1);
  for(int i = 0;i < n;i++)a[i] = i + 1;
  
  int cnt = 1;
  for(int i = 0;i < n;i++){
    if(b[i] != -1)continue ;
    b[i] = cnt;

    for(int j = i + 1;j < n;j++){
      if(b[j] != -1)continue ;
      if(que(i + 1,j + 1)){
        b[j] = cnt;
      }
    }
    cnt++;
  }

  cout<<0<<' ';
  for(int i : b)cout<<i<<' ';
  return 0;
}

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