Submission

Score: 100

User: Some1258

Problemset: สำรวจอาเรย์ 2

Language: cpp

Time: 0.009 second

Submitted On: 2026-07-24 08:28:49

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

int main() {
    int x, y;
    cin >> x >> y;

    vector<vector<int>> arr(x, vector<int>(y));

    for (int i = 0; i < x; i++) {
        for (int j = 0; j < y; j++) {
            cin >> arr[i][j];
        }
    }

    int num;
    cin >> num;

    int temp;
    bool hasPrevious = false;
    int ans[4] = {0};

    for (int i = 0; i < num; i++) {
        int a, b;
        cin >> a >> b;

        a--;
        b--;

        if (a < 0 || a >= x || b < 0 || b >= y) {
            if (!hasPrevious) {
                continue;
            }
        } else {
            temp = arr[a][b];
            hasPrevious = true;
        }

        if (temp % 2 == 0) {
            ans[2]++;
        } else {
            ans[3]++;
        }

        if (temp > 0) {
            ans[0]++;
        } else if (temp < 0) {
            ans[1]++;
        }
    }

    for (int i = 0; i < 4; i++) {
        cout << ans[i] << " ";
    }

    return 0;
}