func_code_string: #include <bits/stdc++.h>   using namespace std;   const int MAX = 69;   const int MOD = 1000000007;   void solve() {     int r, c;     cin >> r >> c;     char grid[MAX][MAX];     int rows[r], cols[c], aCount = 0;     for (int i = 0; i < r; i++) {       rows[i] = 0;     }     for (int i = 0; i < c; i++) {       cols[i] = 0;     }     char q;     bool two = false;     for (int i = 0; i < r; i++) {       for (int j = 0; j < c; j++) {         cin >> q;         if (q ==  A ) {           rows[i]++;           cols[j]++;           aCount++;         }         if (((i == 0 || i == r - 1) && (j == 0 || j == c - 1)) && q ==  A ) {           two = true;         }         grid[i][j] = q;       }     }     int rMax = -1, cMax = -1;     for (int i = 0; i < r; i++) {       rMax = max(rMax, rows[i]);     }     for (int i = 0; i < c; i++) {       cMax = max(cMax, cols[i]);     }     if (aCount == 0) {       cout <<  MORTAL ;     } else if (aCount == r * c) {       cout << 0;     } else if (rows[0] == c || cols[0] == r || rows[r - 1] == c ||                cols[c - 1] == r) {       cout << 1;     } else if (two || rMax == c || cMax == r) {       cout << 2;     } else if (rows[0] || cols[0] || rows[r - 1] || cols[c - 1]) {       cout << 3;     } else {       cout << 4;     }   }   int main() {     ios::sync_with_stdio(false);     cin.tie(nullptr);     int tt;     cin >> tt;     for (int i = 1; i <= tt; i++) {       solve();       cout << endl;     }   }   