【GESP】C++一级练习BCQM3044，字符形状输出

#include <iostream>
using namespace std;
int main() {
    char a;
    cin >> a;
    cout << " " << " " << a << endl;
    cout << " " << a << a << a << endl;
    cout << a << a << a << a << a << endl;
    cout << " " << a << a << a << endl;
    cout << " " << " " << a;
    return 0;
}