Submission

Score: 100

User: fillhavertz

Problemset: สำรวจอาเรย์ 1

Language: cpp

Time: 0.005 second

Submitted On: 2025-10-13 12:01:35

#include <iostream>
#include <vector>
using namespace std;

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int r, c;
    cin >> r >> c;
    vector<vector<int>> table(r, vector<int>(c));
    for (int i = 0; i < r; i++)
        for (int j = 0; j < c; j++)
            cin >> table[i][j];

    int odd = 0, even = 0, plus = 0, minus = 0;

    int n;
    cin >> n;
    vector<pair<int,int>> q(n);
    for (int i = 0; i < n; i++)
        cin >> q[i].first >> q[i].second;

    for (int i = 0; i < n; i++) {
        int x = q[i].first - 1;
        int y = q[i].second - 1;
        if (x >= 0 && x < r && y >= 0 && y < c) {
            int val = table[x][y];
            if (val > 0) plus++;
            else if (val < 0) minus++;
            if (val % 2 == 0) even++;
            else odd++;
        }
    }

    cout << plus << ' ' << minus << ' ' << even << ' ' << odd;
    return 0;
}