Submission #1202080

#	Time	Username	Problem	Language	Result	Execution time	Memory
1202080		Francisco_Martin	September (APIO24_september)	C++20	45 / 100	96 ms	10432 KiB

september

#include "september.h"
#include <bits/stdc++.h>
using namespace std;
using ll=long long;
const ll MAXN=2e5;

vector<bool> vis(MAXN,false); vector<ll> g[MAXN]; ll k=0;
void del(ll v){
    if(vis[v]) return;
    vis[v]=true; k++;
    for(auto u:g[v]) del(u);
}

int solve(int N,int M,vector<int> F,vector<vector<int>> S){
    ll ans=0; vector<ll> id(M,0); bool flag; k=0;
    for(int i=0; i<N; i++){
        vis[i]=false;
        g[i].clear();
    }
    for(int i=1; i<N; i++) g[F[i]].push_back(i);
    for(int i=0; i<N-1;){
        ans++;
        do{
            flag=true;
            for(int j=0; j<M; j++){
                do {del(S[j][id[j]++]);
                }while(id[j]!=k);
            }
            for(int j=0; j<M; j++) if(id[j]!=k) flag=false;
        }while(!flag);
        i=id[0];
    }
    return ans;
}

• Subtask 1: 11 / 11
• Subtask 2: 0 / 14
• Subtask 3: 5 / 5
• Subtask 4: 9 / 9
• Subtask 5: 0 / 5
• Subtask 6: 0 / 11
• Subtask 7: 9 / 9
• Subtask 8: 11 / 11
• Subtask 9: 0 / 9
• Subtask 10: 0 / 16