Submission #522847

#	Time	Username	Problem	Language	Result	Execution time	Memory
522847		KoD	Sajam (COCI18_sajam)	C++17	15 / 90	16 ms	5108 KiB

sajam

#include <bits/stdc++.h>

using std::vector;
using std::array;
using std::pair;
using std::tuple;

int main() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    int N, K;
    std::cin >> N >> K;
    vector<int> grid(N * N);
    for (auto& x : grid) {
        char c;
        std::cin >> c;
        x = (c == 'o');
    }
    const auto cell = [&](const int i, const int j) {
        return i * N + j;
    };
    for (int i = 1; i < N; ++i) {
        for (int j = 1; j < N; ++j) {
            int sum = 0;
            sum += grid[cell(i, j)];
            sum += grid[cell(i, j - 1)];
            sum += grid[cell(i - 1, j)];
            sum += grid[cell(i - 1, j - 1)];
            if (sum % 2 == 1) {
                std::cout << "NE\n";
                return 0;
            }
        }
    }
    std::cout << "DA\n";
    return 0;
}

• Subtask 1: 15 / 15
• Subtask 2: 0 / 15
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 15
• Subtask 6: 0 / 15