제출 #848760

#제출 시각아이디문제언어결과실행 시간메모리
848760d4xn축구 경기장 (IOI23_soccer)C++17
1.50 / 100
245 ms47384 KiB
#include "soccer.h"
#include <bits/stdc++.h>

using namespace std;

int n, e;
vector<vector<int>> f;

int biggest_stadium(int N, vector<vector<int>> F) {
    n = N;
    f = F;

    // se pueden coger todas las empty cells?
    bool ok = 1;
    e = 0;
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < n; j++) {
            e += !f[i][j];
            if (f[i][j] == 1) {
                if (i && i+1 < n && !f[i-1][j] && !f[i+1][j]) ok = 0;
                if (j && j+1 < n && !f[i][j-1] && !f[i][j+1]) ok = 0;
            }
        }
    }
    if (ok) return e;

    // hay solo un tree?

    // bruteforce?
    

    return 1e9;
}
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