제출 #90769

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
90769		vex	시간이 돈 (balkan11_timeismoney)	C++14	0 / 100	2 ms	1072 KiB

timeismoney

#include <bits/stdc++.h>
#define maxn 305
#define pii pair<int,int>
using namespace std;

int n;
int br[maxn];

int brcv=1;
vector<int>adj[maxn];
int p[maxn];

int sz[maxn];
int top[maxn];

vector<pair<pii,int>>queries;


int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);

    cin>>n;
    sz[0]=0;
    p[0]=0;
    top[0]=0;
    br[0]=0;
    for(int i=1;i<=n;i++)
    {
        char x;
        int a,b;
        cin>>x;
        if(x=='c')
        {
            cin>>a>>b;
            br[i]=br[a];
            queries.push_back({{a,b},-1});
        }
        else
        {
            cin>>a;
            if(x=='a')
            {
                adj[br[a]].push_back(brcv);
                br[i]=brcv;
                p[br[i]]=br[a];
                sz[br[i]]=sz[br[a]]+1;
                top[br[i]]=i;
                brcv++;
            }
            else
            {
                br[i]=p[br[a]];
                queries.push_back({{-1,-1},top[br[a]]});
            }
        }
    }

    //for(int i=0;i<=n;i++)cout<<i<<","<<br[i]<<endl;
    //for(int i=0;i<brcv;i++)cout<<i<<","<<top[i]<<","<<sz[i]<<","<<p[i]<<"   ";


    return 0;
}

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