stops on attack from hackers

var belance = document.getElementById('pct_balance').value;
document.getElementById('pct_chance').value = 49.5;
document.getElementById('pct_payout').value = 2;
var dking = 0.000001;
var cript = dking;
var joe = false;
var target = 50000;
var god = (dking*2.5);
var sin = 6;
var jim = false
var fruck = false;
var holly = (cript*6.9)
var olderest = document.getElementById('pct_balance').value
var old = parseFloat(document.getElementById('pct_balance').value);
var balancez = parseFloat(document.getElementById('pct_balance').value);
var bill = parseFloat(document.getElementById('pct_balance').value);
var pip = parseFloat(document.getElementById('pct_balance').value);
var have = parseFloat(document.getElementById('pct_balance').value);
var ian = parseFloat(document.getElementById('pct_balance').value);
var mybet;
var bust = parseFloat(document.getElementById('pct_balance').value);
var wild = document.getElementById('pct_balance').value;
var min = document.getElementById('pct_balance').value;
parseFloat(document.getElementById('pct_bet').value = dking);
parseFloat(document.getElementById('pct_profit').value = dking);

function getR(minz, maxz) {
  minz = Math.ceil(minz);
  maxz = Math.floor(maxz);
  return Math.floor(Math.random() * (maxz - minz + 1)) + minz;
}

function dobet(){
console.clear()
var balancey = document.getElementById('pct_balance').value;
balancez = document.getElementById('pct_balance').value;
var stuit = document.getElementById('pct_bet').value;
document.getElementById('pct_chance').value = 49.5;
document.getElementById('pct_payout').value = 2;
if (mybet==null){
mybet = stuit;
}
if (balancez>old) {
        old = old+cript;
      }
if (balancez<old){
        old = old-cript;
    }
    if ((balancez<(old-cript))||(balancez>(old+cript))) {
    return;
    }
if ((balancez>=(have+holly))) {
    have    = have+(cript*10);
    god     = (cript*12.5);
    mybet = cript*2;
    cript   = cript*2;
    holly   = (cript*6.9);
    joe     = false;
    jim     = true;
}
if ((balancez<=(have-god))) {
    holly   = (cript*6.9);
    god     = (cript*9.9);
    mybet = cript*2;
    cript   = cript*2;
    joe     = true;
    have    = parseFloat(balancez);
}
if ((balancez>=ian)&&(joe==true)&&(jim==false)&&(balancez<(ian+(dking*10)))) {
    mybet = dking;
    cript   = dking;
    holly   = (dking*6.9);
    ian     = ian;
    have    = ian;
    pip     = ian;
    jim     = false;
    joe     = false;
    god     = (dking*2.5);
 }
if (((balancez>(ian+(dking*10)))&&(balancez<(ian+(holly*2))))||((balancez>(ian+(dking*10)))&&(balancez>=(ian+(holly*2))))) {
    ian     = ian+((Math.floor((balancez-ian)/(dking*10)).toPrecision(1))*(dking*10))
    have    = ian;
    pip     = ian;
    mybet = dking;
    cript   = dking;
    holly   = (dking*6.9);
    jim     = false;
    joe     = false;
    god     = (dking*2.5);
}
if (balancez>target) {
    return;
}
if (balancez>wild) {
wild = parseFloat(balancez);
}
if (balancez<min) {
min = parseFloat(balancez);
}
balancez = document.getElementById('pct_balance').value;
var freak = ((balancez-olderest).toFixed(8));
console.log("balance made");
console.log(freak);
console.log("biggest balance");
console.log(parseFloat(wild));
console.log("lowest balance");
console.log(parseFloat(min));
parseFloat(document.getElementById('pct_bet').value = ((mybet*1).toFixed(8)));
parseFloat(document.getElementById('pct_profit').value = ((mybet*1).toFixed(8)));
$('#a_lo').click();
}
setInterval(() => dobet(), 80);