#include <bits/stdc++.h>
using namespace std;
int main() {
    ios::sync_with_stdio(false);
    int test;
    cin >> test;
    while (test--) {
        int n, x, y;
        cin >> n >> x >> y, --x, --y;
        vector<vector<int>> a(n);
        for (int i = 0; i < n; ++i) {
            a[i].resize(n);
            for (int j = 0; j < n; ++j) {
                cin >> a[i][j];
            }
        }
        int ans = 1 << 30;
        for (int i = 0; i < n; ++i) {
            for (int j = 0; j < n; ++j) {
                vector<int> all;
                int now = a[i][j];
                for (int k = i - 3; k <= i + 3; ++k) {
                    for (int l = j - 3; l <= j + 3; ++l) {
                        if (k >= 0 && k < n && l >= 0 && l < n &&
                                abs(k - i) + abs(l - j) <= 3) {
                            if (k == i && l == j) {
                                continue;
                            }
                            all.push_back(a[k][l]);
                        }
                    }
                }
                sort(all.begin(), all.end(), greater<int>());
                int cnt = (abs(i - x) + abs(j - y) + 1) / 2, food = 0;
                for (int i = 1; i < 9; ++cnt) {
                    food += now;
                    if (food >= 8 * i * i) {
                        if (i - 1 < all.size()) {
                            now += all[i - 1];
                        }
                        ++i;
                    }
                }
                ans = min(ans, cnt);
            }
        }
        cout << ans << '\n';
    }
}