题解

#include<iostream>
using namespace std;
int main(){
    cout<<"###.###\n#...#.#\n###.#.#\n..#.#.#\n###.###";
    return 0;
}

print("###.###")
print("#...#.#")
print("###.#.#")
print("..#.#.#")
print("###.###")