题解

题解：

注意“行数是列数的50%（四舍五入）”

1 #include
     
       2 using namespace std; 3 int main() 4 { 5     int n; 6     char c; 7     cin >> n >> c; 8     int n1; 9     if (n % 2 == 0)10         n1 = n / 2 - 2;11     else12         n1 = n / 2 - 1;13     for (int i = 0; i < n; i++)14     {15         cout << c;16     }17     cout << endl;18     for (int i = 0; i < n1; i++)19     {20         cout << c;21         for (int j = 0; j < (n - 2); j++)22         {23             cout << " ";24         }25         cout << c;26         cout << endl;27     }28     for (int i = 0; i < n; i++)29     {30         cout << c;31     }32     cout << endl;33     return 0;34 }