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#include <iostream>
using namespace std;

int main() {
char ch;
cin >> ch;

int height = 3; // 固定高度为3
for (int i = 1; i <= height; i++) {
    // 打印空格
    for (int j = 1; j <= height - i; j++) {
        cout << " ";
    }
    // 打印字符
    for (int k = 1; k <= 2 * i - 1; k++) {
        cout << ch;
    }
    cout << endl;
}

return 0;

}