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c_cpp
2 years ago
573 B
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#include <iostream>
#include <string>
#include <cmath>
using namespace std;
//решил
int main() {
int a;
int b;
cin >> b;
cin >> a;
//ради экономии времени
if (a == 1 and b == 1) {
cout << '#';
}
else {
for (int i = 0; i < a; i++) {
cout << "#";
}
cout << '\n';
for (int t = 0; t < b - 2; t++) {
cout << '#';
for (int g = 0; g < a - 2; g++) {
cout << ".";
}
cout << '#' << '\n';
}
for (int u = 0; u < a; u++) {
cout << "#";
}
}
}
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