제출 #1157667

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1157667		SmuggingSpun	September (APIO24_september)	C++20	0 / 100	1 ms	324 KiB

september

#include<bits/stdc++.h>
#include "september.h"
using namespace std;
int solve(int n, int m, vector<int>f, vector<vector<int>>S){
	vector<int>d(n, 0);
	for(int i = 1; i < n; i++){
		d[f[i]]++;
	}
	int ans = 0;
	vector<int>cnt(n, 0);
	for(int i = 0, cnt_same = 0, cnt_d_0 = 0, len = 0; i + 1 < n; i++){
		for(int j = 0; j < S.size(); j++){
			if(++cnt[S[j][i]] == S.size()){
				cnt_same++;
			}	
		}		
		if((--d[f[S[0][i]]] == 0 && cnt[f[S[0][i]]] > 0) || d[S[0][i]] > 0){
			cnt_d_0++;
		}	
		if(cnt_same == ++len && cnt_d_0 == len){
			for(int j = 0; j < len; j++){
				cnt[S[0][i - j]] = 0;
			}
			cnt_same = len = cnt_d_0 = 0;
			ans++;
		}
	}
	return ans;
}

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