// <div id="result"></div>
var y = 20;
var init = 2500000;
var r = 8;
var inh = 10000000;
var rent = 5000;

var inv = calculateFd(init, 8, y, 0);

print("Initial amount is", init);
print("Total after", y, "years is", inv.toFixed(2));
print("Adjusting for inflation, thats worth", deflate(inv, y).toFixed(2), ". Buy a house with that in suburbs.");

print ("----");

var monthly = calculateMonthly(inh, r);
monthly = monthly + inflate(rent, y);

print("Monthly income from inheritance + rent on inherited house is", monthly.toFixed(2));
print("Adjusted for inflation, thats worth", deflate(monthly, y).toFixed(2), "in today's value. That has to be sufficient for monthly expenses.");

// --- functions ---
function calculateMonthly(tot, r) {
    var yearly = (r/100) * tot;
    yearly = yearly * .7;

    var monthly = yearly/12;

    return monthly;
}

function calculateFd(p, r, y, m) {
    r = r * .7;
    var tot = p;

    for (var i = 0; i < y; i++) {
        tot = tot + (r / 100 * p);
        tot = tot + (m * 12);
    }

    return tot;
}

function deflate (amt, y) {
    var r = 6;
    var tot = 1;

    for (var i = 0; i < y; i++) {
        tot = tot + (r/100 * tot);
    }

    var adjusted = amt/tot;

    return adjusted;
}

function inflate (amt, y) {
    var r = 6;
    var tot = 1;

    for (var i = 0; i < y; i++) {
        tot = tot + (r/100 * tot);
    }

    var adjusted = amt*tot;

    return adjusted;
}

function print () {
    var result = document.getElementById("result");

    for (i = 0; i < arguments.length; i++) {
        result.innerHTML = result.innerHTML +
        arguments[i] + " ";
    }

    result.innerHTML = result.innerHTML + "<br/><br/>";
}