제출 #1220215

#제출 시각아이디문제언어결과실행 시간메모리
1220215mariamtsagareli사육제 (CEOI14_carnival)C++20
20 / 100
25 ms436 KiB
#include <bits/stdc++.h>
using namespace std;
int n,p[151];
int f(int x){return p[x]==x?x:p[x]=f(p[x]);}
int main(){
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    cin>>n;
    for(int i=1;i<=n;i++)p[i]=i;
    for(int i=1;i<=n;i++){
        for(int j=i+1;j<=n;j++){
            if(f(i)==f(j))continue;
            cout<<2<<" "<<i<<" "<<j<<endl;
            cout.flush();
            int r;
            cin>>r;
            if(r==1)p[f(j)]=f(i);
        }
    }
    unordered_map<int,int> m;
    int c=0;
    vector<int>a(n+1);
    for(int i=1;i<=n;i++){
        int r=f(i);
        if(!m.count(r))m[r]=++c;
        a[i]=m[r];
    }
    cout<<0;
    for(int i=1;i<=n;i++)cout<<" "<<a[i];
    cout<<endl;
    return 0;
}
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