var line = 8; // Quantity of lines
    var space = 7; // Quantity of gaps in the first line
    var star = 1; // Quantity of stars in the first line

    for (var h = 0; h < line; h++) {
        for (var wsp = 0; wsp < space; wsp++) {
            document.write("&nbspn");
        }
        for (var wst = 0; wst < star; wst++) {
            document.write("*");
        }
        space -= 1;
        star += 2;
        document.write("<br>");
    }

for (var h = 0; h < 8; h++) {
        for (var w = 0; w < h+1; w++) {
            document.write("*n");
        }
        document.write("<br>");
    }
    document.write("<hr>");

var max = 8;
    for (var h = 1; h < 9; h++) {
        for (var w = max--; w < 9; w++) { // Outputs a star while there is a difference between p and max, while p satisfies the condition p <9
            document.write("*n");
        }
        document.write("<br>");
    }
    document.write("<hr>");