Submission

Score: 0

User: APNICHANAN

Problemset: fireball

Language: cpp

Time: 0.002 second

Submitted On: 2026-03-14 14:22:22

#include <bits/stdc++.h>
using namespace std;
int a[105][105];
int dx[5] = {1, -1, 0, 0, 0}, dy[5] = {0, 0, 1, -1, 0};
int main()
{
    int n, m, q, cnt = 0;
    cin >> n >> m >> q;
    for (int i = 1; i <= n; i++)
    {
        for (int j = 1; j <= m; j++)
        {
            cin >> a[i][j];
            if (a[i][j] == 1)
                cnt++;
        }
    }

    int tmp = cnt;
    for (int i = 0; i < q; i++)
    {
        cnt = tmp;
        int x, y;
        cin >> x >> y;
        for (int j = 0; j < 5; j++)
        {
            if (x + dx[j] < 1 || x + dx[j] > n || y + dy[j] < 1 || y + dy[j] > m)
                continue;
            if (a[x + dx[j]][y + dy[j]] == 1)
            {
                cnt--;
            }
        }
        cout << cnt << "\n";
    }
}