#include <iostream>
#include <thread>
#include <chrono>

using namespace std;

int main() {

    float sequence;
    float chain;

    cout << "Podaj wartość sekwencyjną: ";
    cin >> sequence;
    cout << "Podaj wartość łańcuchową: ";
    cin >> chain;

    string out;

    for (int h = 0; h < chain; ++h) {
        for (int i = 0; i < sequence; ++i) {
            out = "";
            for (int k = 0; k < sequence - i; ++k) {
                out += " ";
            }
            for (int j = -1; j < i * 2; ++j) {
                out += "*";
            }

            this_thread::sleep_for(chrono::milliseconds(7));
            cout << out << endl;
        }
        for (int i = sequence; i > -1; i--) {
            out = "";
            for (int k = 0; k < sequence - i; ++k) {
                out += " ";
            }
            for (int j = -1; j < i * 2; ++j) {
                out += "*";
            }

            this_thread::sleep_for(chrono::milliseconds(7));
            cout << out << endl;
        }
    }

    cout << endl;

    return 0;
}