let sliders = [];

let punt;

const N = 3;

const A_template = [

  [-1, -1, -1],

  [-1, -1, -1],

  [-1, -1, -1]

];

let profit = [];

let layout;

let bet = [];

​

function setup() {

  //createCanvas(400, 400);

  for (let ni = 0; ni < N; ni++) {

    odds.push(document.getElementById("in" + (ni + 1).toString()));

    sliders.push(document.getElementById("slide" + (ni + 1).toString()));

    profit.push(document.getElementById("profit" + (ni + 1).toString()));

    bet.push(document.getElementById("bet" + (ni + 1).toString()));

  }

  punt = document.getElementById("punt");

  layout = document.getElementById("layout");

}

​

function draw() {

  //background(220);

  let A = JSON.parse(JSON.stringify(A_template));

  let p = [];

  for (let ni = 0; ni < N; ni++) {

    A[ni][ni] = A[ni][ni] + float(odds[ni].value);

    p.push(float(sliders[ni].value));

  }

  x = math.lusolve(A,p);

  console.log(A);

  let scl = x[0];

  for (let ni=0;ni<N;ni++){

    x[ni] = x[ni]*float(punt.value)/scl;

  }

​

  let totspent = 0;

  for (let ni=0;ni<N;ni++){

    totspent = totspent + x[ni];

  }

  for (let ni=0;ni<N;ni++){

    profit[ni].innerHTML = (x[ni]*odds[ni].value-totspent).toFixed(2);

    bet[ni].innerHTML = (x[ni]).toFixed(2);

  }

  layout.innerHTML = totspent.toFixed(2);

  console.log(x);

}