#include "iostream" #include "algorithm" #include "cstdio" using namespace std; int main() { int n; while (cin >> n) { if (n == 0) break; for (int i = 1; i <= n; i++) { printf("*"); for (int j = 1; j <= n; j++) printf(" "); printf("*"); cout << endl; } for(int i=1;i<=n+2;i++) printf("*"); cout << endl; for (int i = 1; i <= n; i++) { printf("*"); for (int j = 1; j <= n; j++) printf(" "); printf("*"); cout << endl; } cout << endl; } return 0; }
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