hdoj：2052

#include <iostream>
#include <string>
using namespace std;
int main()
{
int n, m;
while (cin >> m >> n)
{
for (int i = 0; i <= n+1; i++)
{
if (i == 0 || i == n+1)
{
cout << "+";
for (int j = 1; j <= m; j++)
cout << "-";
cout << "+";
cout << endl;
}
else
{
cout << "|";
for (int j = 1; j <= m; j++)
cout << " ";
cout << "|";
cout << endl;
}
}
cout << endl;
}
}