Submission #1191513

#	Time	Username	Problem	Language	Result	Execution time	Memory
1191513		Malix	September (APIO24_september)	C++20	45 / 100	234 ms	7104 KiB

september

#include "september.h"
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef vector<int> vi;
typedef vector<vi> vii;
typedef pair<int,int> pi;
typedef vector<pi> pii;
typedef tuple<ll,ll,ll> ti;
typedef vector<ll> li;
typedef vector<li> lii;
 
#define REP(i,a,b) for(int i=a;i<b;i++)
#define F first
#define S second
#define PB push_back
#define LSOne(s) ((s)&(-s))
 
ll INF=1000000000000000010;
int inf=1e9+10;
ll M=1e9+7;

int solve(int n, int m, std::vector<int> p, std::vector<std::vector<int>> a) {
	int ans=0,pos=0;
	vi cnt(n,0);
	REP(i,1,n)cnt[p[i]]++;
	set<int> st,st2,tmp;
	queue<int> q;
	bool flag=1;
	while(pos<n-1){
		while(flag||st.size()!=pos){
			flag=0;
			tmp.clear();
			REP(i,0,m)tmp.insert(a[i][pos]);
			for(int k:tmp){
				st.insert(k);
				if(cnt[k]==0){
					cnt[p[k]]--;
					if(cnt[p[k]]==0)q.push(p[k]);
				}
				else st2.insert(k);
			}
			pos++;
		}
		while(!q.empty()){
			int x=q.front();
			q.pop();
			if(st2.count(x)>0){
				cnt[p[x]]--;
				if(cnt[p[x]]==0)q.push(p[x]);
				st2.erase(x);
			}
		}
		if(st2.empty())ans++;
		flag=1;
	}
	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