#include <iostream>
using namespace std;

// prints a triangle of stars

const int MIDDLE = 40;   // where middle of screen is


void PrintSpaces(int spaceCount)
// post: prints spaceCount spaces on current line
{
    int k;
    for(k=0; k < spaceCount; k++)
    {
	cout << " ";
    }
}

void PrintStars(int starCount)
// post: prints starCount stars '*' with one space
//       after each star, all stars on current line
{
    int k;
    for(k=0; k < starCount; k++)
    {
	cout << "* ";
    }
}

void PrintTriangle(int rowCount)
// post: prints pyramid of stars with rowCount rows
{
    int k;
    for(k=0; k < rowCount; k++)
    {
	// PrintSpaces(MIDDLE-k);
	PrintStars(k+1);
	cout << endl;
    }
}

int main()
{
    int rows;
    cout << "how many rows: ";
    cin >> rows;

    PrintTriangle(rows);

    return 0;
}