chuoidaosol1

// Online C++ compiler to run C++ program online
#include <iostream>
using namespace std;

char a[105][105];
int ans;
int tmp, x, y;
void lan(int i, int j) {
    // lan ngang
    tmp = 1;
    x = j -1;
    y = j + 1;
    if (a[i][j] == a[i][x] && x >= 1) {
    	x--;
    	tmp++;
	}
	if (a[i][j] == a[i][y] && y <= 100) {
		y++;
		tmp++;
	}
	
    while (x >= 1 && y <= 100) {
    	
        if (a[i][x] == a[i][y]) {
            tmp += 2;
            x--;
            y++;
            if (tmp > ans) ans = tmp;
        }
        else {
            
            break;
        }
    }
    if (tmp > ans) ans = tmp;
    // lan doc
    tmp = 1;
    x = i -1;
    y = i + 1;
    if (a[i][j] == a[x][j] && x >= 1) {
    	x--;
    	tmp++;
	}
	if (a[i][j] == a[y][j] && y <= 100) {
		y++;
		tmp++;
	}
    while (x >= 1 && y <= 100) {
        if (a[x][j] == a[y][j]) {
        	x--;
        	y++;
            tmp += 2;
            if (tmp > ans) ans = tmp;
        }
        else {
            
            break;
        }
    }
    
}

void solve(int testcase) {
    for (int i = 1; i <= 100; i++) {
        for (int j = 1; j <= 100; j++) {
            cin >> a[i][j];
        }
    }
    ans = 1;
    
    
    
    
    for (int i = 2; i <= 99; i++) {
        for (int j = 2; j <= 99; j++) {
            lan(i, j);
        }
    }
    
    cout << "#" << testcase << " " << ans << endl;
    
    
    
}

int main() {
    // Write C++ code here
    freopen("Text.txt", "r", stdin);
    for (int i = 1; i <= 10; i++) {
    	int n; cin >> n;
    	solve(n);	
	}
    
    return 0;
}