View Code of Problem 2592

#include <iostream>
#include <string>
#include <algorithm>
using namespace std;

int main() {
	int t, n;
	string s;
	cin >> t;
	while (t--) {
		cin >> s >> n;
		int len = (2 * n - 1)/2;
		for (int i = 0; i < len; ++i)
			cout << ' ';
		cout << s << endl;
		for (int i = 1; i < n-1; ++i) {
			for (int j = 0; j < n-i; ++j) {
				if (j == n - i - 1) {
					cout << s;
					int temp = 2*i-1;
					while (temp--)
						cout << ' ';
					cout << s << endl;
					break;
				}
				cout << ' ';
			}
		}
		if (n != 1) // ？
		for (int i = 0; i < (2 * n - 1); ++i)
			cout << s;
		
		cout << endl;
	}
	return 0;
}