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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<title>Knight's tour - Naive Algorithm</title>
<!-- <meta name="viewport" content="width=device-width, initial-scale=1"> -->
<meta name="viewport" content="width=1024">
<link rel="apple-touch-icon" sizes="180x180" href="apple-touch-icon.png">
<link rel="icon" type="image/png" sizes="32x32" href="favicon-32x32.png">
<link rel="icon" type="image/png" sizes="16x16" href="favicon-16x16.png">
<link rel="manifest" href="site.webmanifest">
<link rel="mask-icon" href="safari-pinned-tab.svg" color="#000000">
<meta name="msapplication-TileColor" content="#ffc40d">
<meta name="theme-color" content="#ffffff">
<style>
@import url('https://fonts.googleapis.com/css?family=Raleway');
html,
body {
background-color: #000;
font-family: 'Raleway', sans-serif;
color: #000;
}
h1 {
color: #fff;
}
.container {
width: 560px;
text-align: center;
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
#board {
box-sizing: border-box;
display: flex;
flex-flow: column wrap;
position: relative;
margin-bottom: 20px;
box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.row {
display: flex;
flex-flow: row wrap;
}
.cell {
box-sizing: border-box;
width: 70px;
height: 70px;
background-color: #fff;
text-align: center;
font-size: 2.5em;
line-height: 70px;
}
.row:nth-child(even) .cell:nth-child(odd),
.row:nth-child(odd) .cell:nth-child(even) {
background-color: #999;
}
#knight {
width: 70px;
line-height: 70px;
font-size: 3.5rem;
color: #222;
text-align: center;
position: absolute;
display: none;
}
#help {
color: #fff;
display: none;
}
#reset {
color: #fff;
font-size: 1.2em;
text-transform: uppercase;
letter-spacing: 0.05em;
cursor: pointer;
display: none;
}
.show {
display: initial !important;
}
</style>
</head>
<body>
<div class="container">
<h1>An Implementation of the Naive algorithm for Knight's tour problem</h1>
<div id="board">
<div class="row 1">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 2">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 3">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 4">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 5">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 6">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 7">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div class="row 8">
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
<div class="cell"></div>
</div>
<div id="knight">♞</div>
</div>
<p id="help">Pick any one of the cells :)</p>
<span id="reset">Reset</span>
</div>
<script>
let cells = document.getElementsByClassName("cell"),
knight = document.getElementById("knight"),
help = document.getElementById("help"),
reset = document.getElementById("reset"),
board = [
[],
[],
[],
[],
[],
[],
[],
[]
];
reset.addEventListener("click", main);
main();
function main() {
console.log("Main");
knight.classList.remove("show");
reset.classList.remove("show");
help.classList.add("show");
board = [
[],
[],
[],
[],
[],
[],
[],
[]
];
addCellEventListener();
}
// Cell Event Listener
function addCellEventListener() {
console.log("addCellEventListener");
console.log(cells.length);
for (let i = 0; i < cells.length; i++) {
cells[i].addEventListener("click", handleClick);
cells[i].innerText = "";
}
}
function removeCellEventListener() {
console.log("removeCellEventListener");
// console.log(cells.length);
for (let i = 0; i < cells.length; i++) {
cells[i].removeEventListener("click", handleClick);
}
}
function handleClick(event) {
removeCellEventListener();
knight.classList.add("show");
help.classList.remove("show");
let position = getClickPosition(this);
//console.log("handleClick");
//console.log(position);
board[position[1]][position[0]] = 1;
setCellVisited(position, 1);
moveKnightTo(...position);
let sequence = getTour(position);
//console.log(sequence);
displayTour(sequence);
}
function getClickPosition(cell) {
console.log("getClickPosition");
let row = cell.parentElement,
x = Array.from(row.children).indexOf(cell),
y = Array.from(row.parentElement.children).indexOf(row);
return [x, y];
}
function setCellVisited(position, i) {
// console.log("setCellVisited");
let rows = document.getElementsByClassName("row"),
cell = rows[position[1]].children[position[0]];
cell.innerText = i;
}
// Traverse the chess board
function displayTour(sequence) {
let i = 0;
let timerId = setInterval(() => {
moveKnightTo(...sequence[i]);
setCellVisited(sequence[i], i + 2);
if (++i === sequence.length) {
clearInterval(timerId);
knight.classList.remove('show');
reset.classList.add('show');
}
}, 100);
}
// Knight
function moveKnightTo(x, y) {
knight.style.left = `${x * 70}px`;
knight.style.top = `${y * 70}px`;
}
// Get sequence based on position
function getTour(position) {
let sequence = [
[
/* [0,0] */
[2,1], [4,0], [6,1], [7,3], [6,5], [7,7], [5,6],
[7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2], [1,0],
[3,1], [5,0], [7,1], [6,3], [4,2], [3,0], [1,1], [0,3],
[2,2], [0,1], [2,0], [1,2], [0,4], [2,3], [1,5], [0,7],
[2,6], [3,4], [1,3], [0,5], [1,7], [2,5], [3,7], [1,6],
[3,5], [4,7], [6,6], [5,4], [3,3], [4,1], [6,0], [5,2],
[4,4], [3,2], [5,1], [7,0], [6,2], [7,4], [5,3], [7,2],
[6,4], [7,6], [5,7], [4,5], [2,4], [4,3], [5,5], [3,6]
],[
/* [0,1] */
[2,0], [4,1], [6,0], [7,2], [6,4], [7,6], [5,7],
[6,5], [7,7], [5,6], [7,5], [6,7], [4,6], [2,7], [0,6],
[1,4], [0,2], [1,0], [2,2], [3,0], [1,1], [0,3], [1,5],
[0,7], [2,6], [4,7], [6,6], [7,4], [6,2], [7,0], [5,1],
[6,3], [7,1], [5,0], [3,1], [4,3], [5,5], [3,6], [1,7],
[0,5], [1,3], [3,4], [5,3], [6,1], [7,3], [5,4], [4,2],
[2,3], [3,5], [1,6], [0,4], [1,2], [0,0], [2,1], [4,0],
[5,2], [4,4], [3,2], [2,4], [4,5], [3,3], [2,5], [3,7]
],[
/* [0,2] */
[1,0], [3,1], [5,0], [7,1], [6,3], [7,5], [6,7],
[4,6], [2,7], [0,6], [1,4], [2,6], [0,7], [1,5], [0,3],
[1,1], [3,0], [5,1], [7,0], [6,2], [7,4], [6,6], [4,7],
[5,5], [7,6], [5,7], [3,6], [1,7], [0,5], [1,3], [0,1],
[2,0], [4,1], [6,0], [7,2], [6,4], [4,3], [2,2], [3,4],
[4,2], [6,1], [7,3], [5,4], [3,5], [2,3], [0,4], [1,6],
[2,4], [1,2], [0,0], [2,1], [4,0], [5,2], [3,3], [4,5],
[5,3], [3,2], [4,4], [6,5], [7,7], [5,6], [3,7], [2,5]
],[
/* [0,3] */
[1,1], [3,0], [5,1], [7,0], [6,2], [5,0], [7,1],
[6,3], [7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2],
[1,0], [3,1], [4,3], [2,2], [0,1], [2,0], [4,1], [6,0],
[7,2], [6,4], [7,6], [5,7], [6,5], [7,7], [5,6], [3,7],
[1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1], [7,3],
[5,2], [3,3], [5,4], [4,2], [2,3], [3,5], [4,7], [6,6],
[7,4], [5,5], [3,6], [4,4], [2,5], [1,7], [0,5], [1,3],
[3,2], [2,4], [4,5], [5,3], [3,4], [2,6], [0,7], [1,5]
],[
/* [0,4] */
[1,6], [3,7], [5,6], [7,7], [6,5], [7,3], [6,1],
[4,0], [2,1], [0,0], [1,2], [2,0], [0,1], [1,3], [0,5],
[1,7], [2,5], [0,6], [2,7], [4,6], [6,7], [7,5], [6,3],
[7,1], [5,0], [4,2], [3,0], [1,1], [0,3], [2,4], [3,2],
[5,1], [7,0], [6,2], [7,4], [6,6], [5,4], [3,5], [4,7],
[5,5], [7,6], [5,7], [3,6], [4,4], [2,3], [1,5], [0,7],
[2,6], [3,4], [5,3], [7,2], [6,0], [4,1], [3,3], [4,5],
[6,4], [5,2], [3,1], [4,3], [2,2], [1,0], [0,2], [1,4]
],[
/* [0,5] */
[1,7], [3,6], [5,7], [7,6], [6,4], [7,2], [6,0],
[4,1], [2,0], [0,1], [1,3], [2,1], [0,0], [1,2], [0,4],
[1,6], [3,7], [2,5], [0,6], [2,7], [1,5], [0,7], [2,6],
[4,7], [6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1],
[0,3], [2,4], [4,5], [3,3], [1,4], [0,2], [1,0], [2,2],
[4,3], [3,1], [5,0], [7,1], [5,2], [4,0], [3,2], [5,3],
[6,1], [7,3], [6,5], [7,7], [5,6], [4,4], [2,3], [3,5],
[5,4], [4,2], [6,3], [7,5], [6,7], [5,5], [3,4], [4,6]
],[
/* [0,6] */
[2,7], [1,5], [0,7], [2,6], [4,7], [6,6], [7,4],
[6,2], [7,0], [5,1], [7,2], [6,0], [4,1], [2,0], [0,1],
[1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4], [4,5],
[3,7], [1,6], [0,4], [2,5], [4,6], [6,7], [5,5], [3,4],
[5,3], [6,1], [7,3], [6,5], [7,7], [5,6], [7,5], [6,3],
[7,1], [5,0], [4,2], [3,0], [1,1], [0,3], [2,2], [1,0],
[0,2], [1,4], [3,5], [5,4], [3,3], [2,1], [0,0], [1,2],
[2,4], [4,3], [3,1], [2,3], [4,4], [3,2], [4,0], [5,2]
],[
/* [0,7] */
[1,5], [0,3], [1,1], [3,0], [5,1], [7,0], [6,2],
[5,0], [7,1], [6,3], [7,5], [6,7], [4,6], [2,7], [0,6],
[1,4], [0,2], [1,0], [3,1], [2,3], [0,4], [1,6], [3,7],
[2,5], [1,7], [0,5], [2,6], [4,7], [3,5], [5,6], [7,7],
[6,5], [7,3], [6,1], [4,2], [5,4], [6,6], [7,4], [5,5],
[7,6], [5,7], [3,6], [4,4], [5,2], [4,0], [2,1], [0,0],
[1,2], [3,3], [4,5], [6,4], [7,2], [6,0], [4,1], [5,3],
[3,4], [2,2], [4,3], [2,4], [3,2], [2,0], [0,1], [1,3]
],[
/* [1,0] */
[0,2], [2,1], [0,0], [1,2], [2,0], [0,1], [1,3],
[0,5], [1,7], [3,6], [5,7], [7,6], [6,4], [7,2], [6,0],
[4,1], [6,2], [7,0], [5,1], [3,0], [1,1], [0,3], [2,2],
[4,3], [3,1], [5,0], [7,1], [6,3], [7,5], [6,7], [5,5],
[7,4], [6,6], [4,7], [2,6], [0,7], [1,5], [3,4], [4,2],
[6,1], [4,0], [5,2], [7,3], [5,4], [4,6], [2,7], [0,6],
[1,4], [3,3], [4,5], [5,3], [6,5], [7,7], [5,6], [3,7],
[2,5], [4,4], [3,2], [2,4], [1,6], [0,4], [2,3], [3,5]
],[
/* [1,1] */
[3,0], [5,1], [7,0], [6,2], [5,0], [7,1], [6,3],
[7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2], [1,0],
[3,1], [4,3], [2,2], [0,3], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [5,5], [7,6], [5,7], [3,6], [1,7], [0,5],
[2,4], [1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1],
[7,3], [6,5], [7,7], [5,6], [3,7], [2,5], [1,3], [0,1],
[2,0], [3,2], [4,4], [2,3], [3,5], [5,4], [4,2], [3,4],
[5,3], [4,1], [6,0], [7,2], [6,4], [5,2], [3,3], [4,5]
],[
/* [1,2] */
[0,0], [2,1], [4,0], [6,1], [7,3], [6,5], [7,7],
[5,6], [7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2],
[1,0], [3,1], [5,0], [7,1], [6,3], [4,2], [3,0], [1,1],
[0,3], [2,2], [0,1], [2,0], [4,1], [6,0], [7,2], [5,1],
[7,0], [6,2], [7,4], [6,6], [5,4], [3,3], [5,2], [6,4],
[7,6], [5,7], [4,5], [5,3], [3,2], [4,4], [2,3], [0,4],
[2,5], [3,7], [1,6], [3,5], [4,3], [2,4], [3,6], [1,7],
[0,5], [1,3], [3,4], [5,5], [4,7], [2,6], [0,7], [1,5]
],[
/* [1,3] */
[0,1], [2,0], [4,1], [6,0], [7,2], [6,4], [7,6],
[5,7], [6,5], [7,7], [5,6], [7,5], [6,7], [4,6], [2,7],
[0,6], [1,4], [0,2], [1,0], [2,2], [3,0], [1,1], [0,3],
[1,5], [0,7], [2,6], [0,5], [1,7], [3,6], [2,4], [1,6],
[3,7], [2,5], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1],
[7,3], [5,2], [7,1], [5,0], [3,1], [2,3], [4,4], [3,2],
[5,1], [7,0], [6,2], [4,3], [3,5], [4,7], [5,5], [6,3],
[4,2], [3,4], [5,3], [7,4], [6,6], [5,4], [3,3], [4,5]
],[
/* [1,4] */
[0,6], [2,7], [1,5], [0,7], [2,6], [4,7], [6,6],
[7,4], [6,2], [7,0], [5,1], [7,2], [6,0], [4,1], [2,0],
[0,1], [2,2], [1,0], [0,2], [2,1], [0,0], [1,2], [0,4],
[1,6], [3,7], [2,5], [1,7], [0,5], [1,3], [3,4], [4,6],
[6,7], [7,5], [6,3], [7,1], [5,0], [3,1], [4,3], [5,5],
[7,6], [6,4], [5,6], [7,7], [6,5], [5,7], [3,6], [2,4],
[0,3], [1,1], [3,0], [4,2], [2,3], [3,5], [5,4], [7,3],
[6,1], [5,3], [4,5], [3,3], [5,2], [4,0], [3,2], [4,4]
],[
/* [1,5] */
[0,7], [2,6], [4,7], [6,6], [7,4], [6,2], [7,0],
[5,1], [7,2], [6,0], [4,1], [2,0], [0,1], [1,3], [0,5],
[1,7], [3,6], [5,7], [7,6], [6,4], [4,5], [3,7], [1,6],
[0,4], [1,2], [0,0], [2,1], [4,0], [6,1], [7,3], [6,5],
[7,7], [5,6], [7,5], [6,7], [5,5], [6,3], [7,1], [5,0],
[4,2], [3,0], [1,1], [0,3], [2,4], [3,2], [5,3], [3,4],
[2,2], [1,0], [0,2], [2,3], [3,1], [4,3], [3,5], [5,4],
[4,6], [2,7], [0,6], [1,4], [3,3], [5,2], [4,4], [2,5]
],[
/* [1,6] */
[0,4], [1,2], [0,0], [2,1], [4,0], [6,1], [7,3],
[6,5], [7,7], [5,6], [3,7], [2,5], [1,7], [0,5], [1,3],
[0,1], [2,0], [4,1], [6,0], [7,2], [6,4], [7,6], [5,7],
[3,6], [2,4], [0,3], [1,1], [3,0], [5,1], [7,0], [6,2],
[5,0], [7,1], [5,2], [4,4], [3,2], [5,3], [7,4], [6,6],
[4,5], [3,3], [5,4], [7,5], [6,3], [4,2], [2,3], [3,1],
[1,0], [0,2], [1,4], [0,6], [2,7], [1,5], [0,7], [2,6],
[4,7], [3,5], [4,3], [2,2], [3,4], [5,5], [6,7], [4,6]
],[
/* [1,7] */
[0,5], [1,3], [0,1], [2,0], [4,1], [6,0], [7,2],
[6,4], [7,6], [5,7], [3,6], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1], [0,3],
[2,2], [1,0], [0,2], [1,4], [0,6], [2,7], [3,5], [4,3],
[5,5], [6,7], [7,5], [6,3], [7,1], [5,0], [3,1], [2,3],
[0,4], [1,6], [2,4], [1,2], [0,0], [2,1], [4,0], [3,2],
[5,3], [6,1], [4,2], [3,4], [4,6], [5,4], [7,3], [6,5],
[7,7], [5,6], [4,4], [5,2], [3,3], [4,5], [3,7], [2,5]
],[
/* [2,0] */
[0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6],
[6,4], [7,2], [6,0], [4,1], [6,2], [7,0], [5,1], [3,0],
[1,1], [0,3], [2,2], [1,0], [0,2], [2,1], [0,0], [1,2],
[0,4], [1,6], [2,4], [3,2], [4,0], [6,1], [7,3], [6,5],
[7,7], [5,6], [3,7], [2,5], [0,6], [1,4], [3,3], [5,2],
[7,1], [5,0], [3,1], [4,3], [3,5], [2,7], [1,5], [0,7],
[2,6], [4,5], [5,3], [7,4], [6,6], [4,7], [5,5], [6,7],
[7,5], [6,3], [4,4], [2,3], [4,2], [5,4], [4,6], [3,4]
],[
/* [2,1] */
[0,0], [1,2], [2,0], [0,1], [1,3], [0,5], [1,7],
[3,6], [5,7], [7,6], [6,4], [7,2], [6,0], [4,1], [6,2],
[7,0], [5,1], [3,0], [1,1], [0,3], [2,2], [1,0], [0,2],
[1,4], [0,6], [2,7], [1,5], [0,7], [2,6], [4,7], [6,6],
[7,4], [5,5], [6,7], [7,5], [6,3], [7,1], [5,0], [3,1],
[4,3], [2,4], [3,2], [4,0], [6,1], [7,3], [5,2], [3,3],
[4,5], [5,3], [3,4], [4,2], [5,4], [4,6], [6,5], [7,7],
[5,6], [4,4], [2,5], [3,7], [1,6], [0,4], [2,3], [3,5]
],[
/* [2,2] */
[1,0], [0,2], [1,4], [0,6], [2,7], [1,5], [0,7],
[2,6], [4,7], [6,6], [7,4], [6,2], [7,0], [5,1], [3,0],
[1,1], [0,3], [2,4], [0,5], [1,7], [3,6], [5,7], [7,6],
[5,5], [6,7], [7,5], [6,3], [7,1], [5,0], [3,1], [4,3],
[6,4], [7,2], [6,0], [4,1], [2,0], [0,1], [1,3], [3,2],
[4,0], [6,1], [7,3], [5,2], [4,4], [6,5], [7,7], [5,6],
[3,7], [4,5], [5,3], [3,4], [4,6], [2,5], [3,3], [2,1],
[0,0], [1,2], [0,4], [1,6], [3,5], [2,3], [4,2], [5,4]
],[
/* [2,3] */
[1,1], [3,0], [5,1], [7,0], [6,2], [5,0], [7,1],
[6,3], [7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2],
[1,0], [3,1], [4,3], [3,5], [4,7], [6,6], [7,4], [5,5],
[7,6], [5,7], [6,5], [7,7], [5,6], [6,4], [7,2], [6,0],
[5,2], [7,3], [5,4], [4,2], [6,1], [4,0], [2,1], [0,0],
[1,2], [0,4], [1,6], [3,7], [2,5], [3,3], [4,1], [2,0],
[0,1], [2,2], [0,3], [1,5], [0,7], [2,6], [3,4], [5,3],
[4,5], [2,4], [3,2], [4,4], [3,6], [1,7], [0,5], [1,3]
],[
/* [2,4] */
[1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1],
[7,3], [6,5], [7,7], [5,6], [3,7], [2,5], [1,7], [0,5],
[1,3], [0,1], [2,0], [3,2], [1,1], [0,3], [1,5], [0,7],
[2,6], [4,7], [6,6], [7,4], [5,3], [7,2], [6,0], [4,1],
[6,2], [7,0], [5,1], [3,0], [2,2], [1,0], [0,2], [1,4],
[0,6], [2,7], [3,5], [2,3], [3,1], [5,0], [7,1], [5,2],
[4,4], [3,6], [5,7], [4,5], [3,3], [5,4], [4,2], [6,3],
[7,5], [6,7], [4,6], [3,4], [5,5], [4,3], [6,4], [7,6]
],[
/* [2,5] */
[1,7], [0,5], [1,3], [0,1], [2,0], [4,1], [6,0],
[7,2], [6,4], [7,6], [5,7], [3,6], [1,5], [0,7], [2,6],
[4,7], [6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1],
[0,3], [2,2], [1,0], [0,2], [1,4], [0,6], [2,7], [4,6],
[6,7], [5,5], [3,4], [5,3], [6,1], [7,3], [6,5], [7,7],
[5,6], [7,5], [6,3], [7,1], [5,0], [4,2], [5,4], [3,5],
[4,3], [3,1], [2,3], [4,4], [3,2], [4,0], [5,2], [3,3],
[2,1], [0,0], [1,2], [0,4], [1,6], [2,4], [4,5], [3,7]
],[
/* [2,6] */
[0,7], [1,5], [0,3], [1,1], [3,0], [5,1], [7,0],
[6,2], [5,0], [7,1], [6,3], [7,5], [6,7], [4,6], [2,7],
[0,6], [1,4], [0,2], [1,0], [3,1], [2,3], [0,4], [1,6],
[3,7], [2,5], [1,7], [0,5], [1,3], [0,1], [2,0], [1,2],
[0,0], [2,1], [4,0], [6,1], [4,2], [3,4], [2,2], [4,1],
[6,0], [7,2], [5,3], [7,4], [6,6], [4,7], [3,5], [5,4],
[7,3], [6,5], [7,7], [5,6], [4,4], [3,2], [2,4], [4,3],
[5,5], [3,6], [5,7], [7,6], [6,4], [5,2], [3,3], [4,5]
],[
/* [2,7] */
[0,6], [1,4], [0,2], [1,0], [3,1], [5,0], [7,1],
[6,3], [7,5], [6,7], [4,6], [6,5], [7,7], [5,6], [3,7],
[1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1], [7,3],
[5,2], [6,0], [7,2], [6,4], [7,6], [5,7], [4,5], [3,3],
[2,5], [1,7], [0,5], [1,3], [0,1], [2,0], [4,1], [5,3],
[7,4], [6,6], [5,4], [6,2], [7,0], [5,1], [3,2], [4,4],
[3,6], [2,4], [4,3], [5,5], [4,7], [3,5], [2,3], [1,1],
[3,0], [4,2], [3,4], [2,2], [0,3], [1,5], [0,7], [2,6]
],[
/* [3,0] */
[1,1], [0,3], [1,5], [0,7], [2,6], [4,7], [6,6],
[7,4], [6,2], [7,0], [5,1], [7,2], [6,0], [4,1], [2,0],
[0,1], [2,2], [1,0], [0,2], [1,4], [0,6], [2,7], [3,5],
[1,6], [0,4], [2,3], [3,1], [5,0], [7,1], [6,3], [7,5],
[6,7], [5,5], [4,3], [6,4], [7,6], [5,7], [3,6], [1,7],
[0,5], [2,4], [1,2], [0,0], [2,1], [4,0], [6,1], [4,2],
[5,4], [7,3], [5,2], [3,3], [4,5], [3,7], [5,6], [7,7],
[6,5], [5,3], [3,4], [4,6], [2,5], [1,3], [3,2], [4,4]
],[
/* [3,1] */
[1,0], [0,2], [2,1], [0,0], [1,2], [2,0], [0,1],
[1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4], [7,2],
[6,0], [4,1], [6,2], [7,0], [5,1], [3,0], [1,1], [0,3],
[2,2], [4,3], [2,4], [3,2], [4,0], [6,1], [7,3], [5,2],
[7,1], [5,0], [4,2], [6,3], [7,5], [6,7], [5,5], [7,4],
[6,6], [4,7], [2,6], [0,7], [1,5], [3,4], [5,3], [4,5],
[3,3], [5,4], [4,6], [6,5], [7,7], [5,6], [4,4], [2,3],
[0,4], [2,5], [3,7], [1,6], [3,5], [2,7], [0,6], [1,4]
],[
/* [3,2] */
[2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7],
[7,6], [6,4], [7,2], [6,0], [4,1], [6,2], [7,0], [5,1],
[3,0], [1,1], [0,3], [2,2], [1,0], [0,2], [2,1], [0,0],
[1,2], [2,4], [4,3], [3,1], [5,0], [7,1], [6,3], [7,5],
[6,7], [5,5], [7,4], [6,6], [4,7], [2,6], [0,7], [1,5],
[3,4], [4,2], [6,1], [4,0], [5,2], [7,3], [5,4], [4,6],
[2,7], [0,6], [1,4], [3,3], [4,5], [5,3], [6,5], [7,7],
[5,6], [4,4], [2,5], [3,7], [1,6], [0,4], [2,3], [3,5]
],[
/* [3,3] */
[2,1], [0,0], [1,2], [2,0], [0,1], [1,3], [0,5],
[1,7], [2,5], [0,6], [2,7], [4,6], [6,7], [7,5], [6,3],
[7,1], [5,0], [3,1], [1,0], [0,2], [1,4], [2,6], [0,7],
[1,5], [0,3], [1,1], [3,0], [2,2], [4,1], [6,0], [7,2],
[5,1], [7,0], [6,2], [7,4], [6,6], [4,7], [5,5], [7,6],
[5,7], [3,6], [2,4], [4,3], [6,4], [4,5], [3,7], [1,6],
[0,4], [2,3], [3,5], [5,4], [4,2], [3,4], [5,3], [6,1],
[7,3], [6,5], [7,7], [5,6], [4,4], [3,2], [4,0], [5,2]
],[
/* [3,4] */
[4,6], [6,7], [7,5], [6,3], [7,1], [5,0], [6,2],
[7,0], [5,1], [7,2], [6,0], [4,1], [2,0], [0,1], [1,3],
[0,5], [1,7], [2,5], [0,6], [2,7], [1,5], [0,7], [2,6],
[4,7], [6,6], [7,4], [5,5], [7,6], [5,7], [3,6], [4,4],
[6,5], [7,7], [5,6], [3,7], [1,6], [0,4], [1,2], [0,0],
[2,1], [4,0], [6,1], [7,3], [5,4], [4,2], [3,0], [1,1],
[3,2], [5,3], [4,5], [3,3], [5,2], [6,4], [4,3], [2,4],
[0,3], [2,2], [1,0], [3,1], [2,3], [3,5], [1,4], [0,2]
],[
/* [3,5] */
[4,7], [6,6], [7,4], [6,2], [7,0], [5,1], [7,2],
[6,0], [4,1], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6],
[5,7], [7,6], [6,4], [5,6], [7,7], [6,5], [7,3], [6,1],
[5,3], [4,5], [3,7], [1,6], [0,4], [1,2], [0,0], [2,1],
[4,0], [3,2], [2,4], [4,3], [5,5], [6,7], [7,5], [6,3],
[7,1], [5,0], [3,1], [5,2], [4,4], [2,5], [3,3], [5,4],
[4,6], [2,7], [0,6], [1,4], [0,2], [1,0], [2,2], [3,0],
[4,2], [3,4], [2,6], [0,7], [1,5], [0,3], [1,1], [2,3]
],[
/* [3,6] */
[1,7], [0,5], [1,3], [0,1], [2,0], [4,1], [6,0],
[7,2], [6,4], [7,6], [5,7], [6,5], [7,7], [5,6], [7,5],
[6,7], [4,6], [2,7], [0,6], [2,5], [3,7], [1,6], [0,4],
[1,2], [0,0], [2,1], [4,0], [6,1], [7,3], [5,2], [7,1],
[5,0], [3,1], [1,0], [0,2], [1,4], [3,3], [5,4], [6,2],
[7,0], [5,1], [6,3], [4,4], [3,2], [5,3], [7,4], [6,6],
[4,5], [2,4], [4,3], [5,5], [4,7], [3,5], [2,3], [1,1],
[3,0], [4,2], [3,4], [2,2], [0,3], [1,5], [0,7], [2,6]
],[
/* [3,7] */
[1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1],
[7,3], [6,5], [7,7], [5,6], [7,5], [6,7], [4,6], [2,7],
[0,6], [2,5], [1,7], [0,5], [1,3], [0,1], [2,0], [4,1],
[6,0], [7,2], [6,4], [7,6], [5,7], [3,6], [2,4], [0,3],
[1,1], [3,0], [5,1], [7,0], [6,2], [5,0], [7,1], [6,3],
[4,4], [3,2], [5,3], [7,4], [6,6], [4,5], [3,3], [5,2],
[3,1], [1,0], [0,2], [2,3], [4,2], [5,4], [3,5], [4,3],
[5,5], [4,7], [2,6], [1,4], [2,2], [3,4], [1,5], [0,7]
],[
/* [4,0] */
[6,1], [7,3], [6,5], [7,7], [5,6], [7,5], [6,7],
[4,6], [2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [5,0],
[7,1], [6,3], [5,1], [7,0], [6,2], [7,4], [6,6], [5,4],
[4,2], [3,0], [1,1], [0,3], [2,2], [0,1], [2,0], [4,1],
[6,0], [7,2], [5,3], [3,2], [4,4], [5,2], [6,4], [7,6],
[5,7], [4,5], [3,7], [1,6], [0,4], [2,3], [3,5], [4,3],
[5,5], [4,7], [2,6], [0,7], [1,5], [3,4], [1,3], [2,1],
[0,0], [1,2], [3,3], [2,5], [1,7], [0,5], [2,4], [3,6]
],[
/* [4,1] */
[6,0], [7,2], [6,4], [7,6], [5,7], [6,5], [7,7],
[5,6], [7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2],
[1,0], [3,1], [5,0], [7,1], [6,3], [5,1], [7,0], [6,2],
[7,4], [6,6], [4,7], [5,5], [4,3], [3,5], [5,4], [7,3],
[6,1], [5,3], [4,5], [3,7], [1,6], [0,4], [1,2], [0,0],
[2,1], [4,0], [5,2], [3,3], [2,5], [1,7], [0,5], [2,6],
[0,7], [1,5], [3,6], [2,4], [0,3], [1,1], [3,0], [4,2],
[2,3], [4,4], [3,2], [2,0], [0,1], [2,2], [3,4], [1,3]
],[
/* [4,2] */
[3,0], [1,1], [0,3], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [6,2], [7,0], [5,1], [7,2], [6,0], [4,1],
[2,0], [0,1], [2,2], [1,0], [0,2], [1,4], [0,6], [2,7],
[3,5], [2,3], [0,4], [1,6], [3,7], [5,6], [7,7], [6,5],
[7,3], [6,1], [5,3], [3,4], [4,6], [5,4], [7,5], [6,7],
[5,5], [6,3], [7,1], [5,0], [3,1], [4,3], [6,4], [7,6],
[5,7], [4,5], [3,3], [5,2], [4,0], [2,1], [0,0], [1,2],
[2,4], [3,2], [4,4], [3,6], [1,7], [0,5], [1,3], [2,5]
],[
/* [4,3] */
[3,1], [1,0], [0,2], [2,1], [0,0], [1,2], [2,0],
[0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4],
[7,2], [6,0], [4,1], [6,2], [7,0], [5,1], [3,0], [2,2],
[0,3], [1,1], [3,2], [4,0], [6,1], [7,3], [5,2], [7,1],
[5,0], [4,2], [6,3], [7,5], [6,7], [5,5], [7,4], [6,6],
[4,7], [2,6], [0,7], [1,5], [3,4], [5,3], [6,5], [7,7],
[5,6], [4,4], [2,3], [0,4], [1,6], [2,4], [4,5], [3,7],
[2,5], [3,3], [5,4], [4,6], [2,7], [3,5], [1,4], [0,6]
],[
/* [4,4] */
[6,3], [7,1], [5,0], [6,2], [7,0], [5,1], [7,2],
[6,0], [4,1], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6],
[5,7], [7,6], [6,4], [5,2], [4,0], [6,1], [7,3], [6,5],
[7,7], [5,6], [7,5], [6,7], [5,5], [7,4], [6,6], [4,7],
[2,6], [0,7], [1,5], [0,3], [1,1], [3,0], [4,2], [5,4],
[4,6], [3,4], [5,3], [3,2], [2,4], [4,5], [3,7], [1,6],
[0,4], [2,5], [0,6], [2,7], [3,5], [2,3], [3,1], [4,3],
[2,2], [1,0], [0,2], [1,4], [3,3], [2,1], [0,0], [1,2]
],[
/* [4,5] */
[6,6], [7,4], [6,2], [7,0], [5,1], [7,2], [6,0],
[4,1], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7],
[7,6], [6,4], [5,6], [7,7], [6,5], [5,3], [6,1], [7,3],
[5,4], [7,5], [6,7], [4,6], [2,7], [0,6], [2,5], [3,7],
[1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [3,2], [2,4],
[0,3], [1,1], [3,0], [4,2], [5,0], [7,1], [6,3], [4,4],
[5,2], [3,3], [1,4], [0,2], [1,0], [3,1], [2,3], [3,5],
[4,3], [2,2], [3,4], [5,5], [4,7], [2,6], [0,7], [1,5]
],[
/* [4,6] */
[6,7], [7,5], [6,3], [7,1], [5,0], [6,2], [7,0],
[5,1], [7,2], [6,0], [4,1], [2,0], [0,1], [1,3], [0,5],
[1,7], [2,5], [0,6], [2,7], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [5,5], [7,6], [5,7], [3,6], [4,4], [6,5],
[7,7], [5,6], [3,7], [1,6], [0,4], [1,2], [0,0], [2,1],
[4,0], [6,1], [7,3], [5,4], [4,2], [3,0], [1,1], [3,2],
[5,3], [3,4], [2,2], [0,3], [2,4], [4,5], [3,3], [5,2],
[6,4], [4,3], [3,1], [1,0], [0,2], [2,3], [3,5], [1,4]
],[
/* [4,7] */
[6,6], [7,4], [6,2], [7,0], [5,1], [7,2], [6,0],
[4,1], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7],
[7,6], [6,4], [5,6], [7,7], [6,5], [7,3], [6,1], [5,3],
[4,5], [3,7], [1,6], [0,4], [1,2], [0,0], [2,1], [4,0],
[3,2], [2,4], [0,3], [1,1], [3,0], [2,2], [1,0], [0,2],
[1,4], [2,6], [0,7], [1,5], [3,4], [5,5], [4,3], [3,1],
[5,0], [7,1], [5,2], [3,3], [2,5], [0,6], [2,7], [3,5],
[2,3], [4,4], [6,3], [4,2], [5,4], [7,5], [6,7], [4,6]
],[
/* [5,0] */
[7,1], [6,3], [7,5], [6,7], [4,6], [2,7], [0,6],
[1,4], [0,2], [1,0], [3,1], [1,2], [0,0], [2,1], [4,0],
[6,1], [7,3], [6,5], [7,7], [5,6], [3,7], [1,6], [0,4],
[2,5], [1,7], [0,5], [1,3], [0,1], [2,0], [4,1], [6,0],
[7,2], [6,4], [5,2], [3,3], [5,4], [4,2], [3,0], [5,1],
[7,0], [6,2], [7,4], [6,6], [4,7], [3,5], [2,3], [1,1],
[3,2], [4,4], [3,6], [5,7], [7,6], [5,5], [4,3], [2,4],
[4,5], [5,3], [3,4], [2,2], [0,3], [1,5], [0,7], [2,6]
],[
/* [5,1] */
[7,0], [6,2], [5,0], [7,1], [6,3], [7,5], [6,7],
[4,6], [2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [1,2],
[0,0], [2,1], [4,0], [6,1], [7,3], [6,6], [7,7], [5,6],
[3,7], [1,6], [0,4], [2,5], [1,7], [0,5], [1,3], [0,1],
[2,0], [4,1], [6,0], [7,2], [5,3], [7,4], [6,5], [5,4],
[3,3], [5,2], [6,4], [7,6], [5,7], [4,5], [2,6], [0,7],
[1,5], [0,3], [1,1], [3,2], [4,4], [2,3], [3,5], [4,7],
[5,5], [3,6], [2,4], [4,3], [2,2], [3,4], [4,2], [3,0]
],[
/* [5,2] */
[6,0], [7,2], [6,4], [7,6], [5,7], [6,5], [7,7],
[5,6], [7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2],
[1,0], [3,1], [5,0], [7,1], [6,3], [5,1], [7,0], [6,2],
[7,4], [6,6], [4,7], [5,5], [4,3], [3,5], [5,4], [7,3],
[6,1], [4,0], [2,1], [0,0], [1,2], [2,0], [0,1], [2,2],
[3,0], [4,2], [3,4], [5,3], [4,1], [3,3], [4,5], [3,7],
[1,6], [0,4], [2,3], [1,1], [0,3], [1,5], [0,7], [2,6],
[0,5], [1,3], [3,2], [2,4], [3,6], [4,4], [2,5], [1,7]
],[
/* [5,3] */
[6,1], [7,3], [6,5], [7,7], [5,6], [7,5], [6,7],
[4,6], [2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [5,0],
[7,1], [6,3], [5,1], [7,0], [6,2], [7,4], [6,6], [5,4],
[4,2], [3,0], [1,1], [0,3], [2,2], [0,1], [2,0], [4,1],
[6,0], [7,2], [6,4], [7,6], [5,7], [4,5], [3,7], [1,6],
[0,4], [1,2], [0,0], [2,1], [4,0], [5,2], [3,3], [2,5],
[1,7], [0,5], [1,3], [3,2], [4,4], [2,3], [3,5], [4,3],
[2,4], [3,6], [5,5], [4,7], [2,6], [3,4], [1,5], [0,7]
],[
/* [5,4] */
[7,3], [6,1], [4,0], [2,1], [0,0], [1,2], [2,0],
[0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4],
[7,2], [6,0], [5,2], [7,1], [5,0], [3,1], [1,0], [0,2],
[1,4], [0,6], [2,7], [1,5], [0,7], [2,6], [4,7], [6,6],
[7,4], [6,2], [7,0], [5,1], [3,0], [4,2], [6,3], [7,5],
[6,7], [5,5], [4,3], [3,5], [2,3], [1,1], [0,3], [2,2],
[4,1], [3,3], [4,5], [2,4], [3,2], [5,3], [3,4], [4,6],
[6,5], [7,7], [5,6], [4,4], [2,5], [3,7], [1,6], [0,4]
],[
/* [5,5] */
[7,6], [5,7], [3,6], [1,7], [0,5], [1,3], [0,1],
[2,0], [4,1], [6,0], [7,2], [6,4], [5,6], [7,7], [6,5],
[7,3], [6,1], [4,0], [5,2], [7,1], [5,0], [6,2], [7,0],
[5,1], [6,3], [7,5], [6,7], [4,6], [2,7], [0,6], [2,5],
[4,4], [3,2], [5,3], [7,4], [6,6], [4,7], [2,6], [0,7],
[1,5], [3,4], [4,2], [3,0], [1,1], [0,3], [2,2], [1,0],
[3,1], [4,3], [2,4], [4,5], [3,7], [1,6], [0,4], [1,2],
[0,0], [2,1], [3,3], [5,4], [3,5], [2,3], [0,2], [1,4]
],[
/* [5,6] */
[7,7], [6,5], [7,3], [6,1], [4,0], [2,1], [0,0],
[1,2], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7],
[7,6], [6,4], [7,2], [6,0], [5,2], [7,1], [5,0], [3,1],
[1,0], [0,2], [1,4], [0,6], [2,7], [1,5], [0,7], [2,6],
[4,7], [6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1],
[0,3], [2,2], [4,1], [5,3], [3,2], [4,4], [6,3], [7,5],
[6,7], [5,5], [4,3], [2,4], [4,5], [3,3], [5,4], [4,2],
[3,4], [4,6], [2,5], [3,7], [1,6], [0,4], [2,3], [3,5]
],[
/* [5,7] */
[7,6], [6,4], [7,2], [6,0], [4,1], [2,0], [0,1],
[1,3], [0,5], [1,7], [3,6], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1], [0,3],
[2,2], [1,0], [0,2], [1,4], [0,6], [2,7], [3,5], [4,3],
[5,5], [6,7], [7,5], [6,3], [7,1], [5,0], [3,1], [2,3],
[0,4], [1,6], [2,4], [1,2], [0,0], [2,1], [4,0], [3,2],
[5,3], [6,1], [4,2], [3,4], [4,6], [5,4], [7,3], [6,5],
[7,7], [5,6], [4,4], [5,2], [3,3], [4,5], [3,7], [2,5]
],[
/* [6,0] */
[7,2], [6,4], [7,6], [5,7], [6,5], [7,7], [5,6],
[7,5], [6,7], [4,6], [2,7], [0,6], [1,4], [0,2], [1,0],
[3,1], [5,0], [7,1], [6,3], [5,1], [7,0], [6,2], [7,4],
[6,6], [4,7], [5,5], [4,3], [3,5], [5,4], [7,3], [6,1],
[4,0], [5,2], [4,4], [3,6], [1,7], [0,5], [2,6], [0,7],
[1,5], [0,3], [1,1], [3,0], [4,2], [2,3], [0,4], [1,6],
[3,7], [2,5], [1,3], [0,1], [2,2], [3,4], [5,3], [4,1],
[2,0], [3,2], [2,4], [4,5], [3,3], [2,1], [0,0], [1,2]
],[
/* [6,1] */
[7,3], [6,5], [7,7], [5,6], [7,5], [6,7], [4,6],
[2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [5,0], [7,1],
[6,3], [5,1], [7,0], [6,2], [7,4], [6,6], [5,4], [4,2],
[3,0], [1,1], [0,3], [2,2], [0,1], [2,0], [4,1], [6,0],
[7,2], [5,3], [3,4], [1,5], [0,7], [2,6], [4,7], [3,5],
[2,3], [0,4], [1,6], [3,7], [2,5], [1,7], [0,5], [1,3],
[2,1], [0,0], [1,2], [3,3], [5,2], [4,0], [3,2], [4,4],
[3,6], [2,4], [4,3], [5,5], [7,6], [6,4], [4,5], [5,7]
],[
/* [6,2] */
[7,0], [5,1], [7,2], [6,0], [4,1], [2,0], [0,1],
[1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4], [5,6],
[7,7], [6,5], [7,3], [6,1], [4,0], [5,2], [7,1], [5,0],
[3,1], [1,0], [0,2], [2,1], [0,0], [1,2], [0,4], [1,6],
[3,7], [2,5], [0,6], [2,7], [4,6], [6,7], [7,5], [6,3],
[4,4], [3,2], [5,3], [7,4], [6,6], [5,4], [3,3], [4,5],
[2,4], [4,3], [5,5], [4,7], [3,5], [1,4], [2,6], [0,7],
[1,5], [0,3], [1,1], [2,3], [4,2], [3,0], [2,2], [3,4]
],[
/* [6,3] */
[7,1], [5,0], [6,2], [7,0], [5,1], [7,2], [6,0],
[4,1], [2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7],
[7,6], [6,4], [5,2], [4,0], [6,1], [7,3], [6,5], [7,7],
[5,6], [7,5], [6,7], [5,5], [7,4], [6,6], [4,7], [2,6],
[0,7], [1,5], [0,3], [1,1], [3,0], [4,2], [5,4], [4,6],
[3,4], [5,3], [3,2], [4,4], [2,5], [3,7], [4,5], [3,3],
[2,1], [0,0], [1,2], [2,4], [1,6], [0,4], [2,3], [3,1],
[4,3], [3,5], [2,7], [0,6], [1,4], [0,2], [1,0], [2,2]
],[
/* [6,4] */
[7,6], [5,7], [6,5], [7,7], [5,6], [7,5], [6,7],
[4,6], [2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [5,0],
[7,1], [6,3], [5,1], [7,0], [6,2], [7,4], [6,6], [4,7],
[5,5], [4,3], [3,5], [5,4], [7,3], [6,1], [4,0], [5,2],
[6,0], [7,2], [5,3], [4,1], [2,0], [0,1], [2,2], [3,0],
[4,2], [3,4], [2,6], [0,7], [1,5], [0,3], [1,1], [2,3],
[4,4], [3,2], [1,3], [2,1], [0,0], [1,2], [3,3], [4,5],
[3,7], [2,5], [0,4], [1,6], [2,4], [3,6], [1,7], [0,5]
],[
/* [6,5] */
[7,7], [5,6], [7,5], [6,7], [4,6], [2,7], [0,6],
[1,4], [0,2], [1,0], [3,1], [5,0], [7,1], [6,3], [5,1],
[7,0], [6,2], [7,4], [6,6], [4,7], [3,5], [5,4], [7,3],
[6,1], [4,0], [5,2], [6,0], [7,2], [6,4], [7,6], [5,7],
[4,5], [3,7], [1,6], [0,4], [1,2], [0,0], [2,1], [3,3],
[4,1], [5,3], [3,2], [2,0], [0,1], [1,3], [2,5], [4,4],
[2,3], [1,1], [3,0], [4,2], [3,4], [2,2], [4,3], [5,5],
[3,6], [1,7], [0,5], [2,4], [0,3], [1,5], [0,7], [2,6]
],[
/* [6,6] */
[7,4], [6,2], [7,0], [5,1], [7,2], [6,0], [4,1],
[2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6],
[6,4], [5,6], [7,7], [6,5], [7,3], [6,1], [5,3], [4,5],
[3,7], [1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [3,2],
[2,4], [0,3], [1,1], [3,0], [2,2], [1,0], [0,2], [1,4],
[0,6], [2,5], [3,3], [5,2], [7,1], [5,0], [3,1], [4,3],
[5,5], [6,7], [7,5], [6,3], [4,4], [2,3], [4,2], [5,4],
[4,6], [3,4], [2,6], [4,7], [3,5], [2,7], [1,5], [0,7]
],[
/* [6,7] */
[7,5], [6,3], [7,1], [5,0], [6,2], [7,0], [5,1],
[7,2], [6,0], [4,1], [2,0], [0,1], [1,3], [0,5], [1,7],
[3,6], [5,7], [7,6], [6,4], [5,6], [7,7], [6,5], [7,3],
[6,1], [4,0], [5,2], [4,4], [3,2], [5,3], [7,4], [6,6],
[4,7], [5,5], [4,3], [3,1], [1,0], [0,2], [2,1], [0,0],
[1,2], [2,4], [4,5], [3,7], [1,6], [0,4], [2,5], [3,3],
[5,4], [4,6], [2,7], [0,6], [1,4], [3,5], [2,3], [1,1],
[3,0], [4,2], [3,4], [2,2], [0,3], [1,5], [0,7], [2,6]
],[
/* [7,0] */
[6,2], [5,0], [7,1], [6,3], [7,5], [6,7], [4,6],
[2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [1,2], [0,0],
[2,1], [4,0], [6,1], [7,3], [6,5], [7,7], [5,6], [3,7],
[1,6], [0,4], [2,5], [1,7], [0,5], [1,3], [0,1], [2,0],
[4,1], [6,0], [7,2], [5,1], [3,0], [4,2], [5,4], [3,3],
[5,2], [6,4], [7,6], [5,7], [4,5], [6,6], [7,4], [5,3],
[3,2], [4,4], [3,6], [2,4], [4,3], [5,5], [4,7], [3,5],
[2,3], [1,1], [0,3], [2,2], [3,4], [2,6], [0,7], [1,5]
],[
/* [7,1] */
[5,0], [6,2], [7,0], [5,1], [7,2], [6,0], [4,1],
[2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6],
[6,4], [5,2], [4,0], [6,1], [7,3], [6,5], [7,7], [5,6],
[7,5], [6,7], [4,6], [2,7], [0,6], [2,5], [3,7], [1,6],
[0,4], [1,2], [0,0], [2,1], [3,3], [5,4], [6,6], [7,4],
[5,3], [4,5], [2,4], [3,2], [4,4], [6,3], [5,5], [4,7],
[3,5], [4,3], [3,1], [1,0], [0,2], [1,4], [2,6], [0,7],
[1,5], [0,3], [1,1], [2,3], [4,2], [3,0], [2,2], [3,4]
],[
/* [7,2] */
[6,0], [4,1], [2,0], [0,1], [1,3], [0,5], [1,7],
[3,6], [5,7], [7,6], [6,4], [5,6], [7,7], [6,5], [7,3],
[6,1], [4,0], [5,2], [7,1], [5,0], [6,2], [7,0], [5,1],
[3,0], [1,1], [3,2], [5,3], [7,4], [6,6], [4,7], [5,5],
[6,7], [7,5], [6,3], [4,4], [2,5], [3,7], [4,5], [2,6],
[0,7], [1,5], [0,3], [2,4], [1,6], [0,4], [1,2], [0,0],
[2,1], [3,3], [5,4], [4,2], [3,4], [4,6], [2,7], [0,6],
[1,4], [0,2], [1,0], [2,2], [4,3], [3,1], [2,3], [3,5]
],[
/* [7,3] */
[6,1], [4,0], [2,1], [0,0], [1,2], [2,0], [0,1],
[1,3], [0,5], [1,7], [3,6], [5,7], [7,6], [6,4], [7,2],
[6,0], [5,2], [7,1], [5,0], [3,1], [1,0], [0,2], [1,4],
[0,6], [2,7], [1,5], [0,7], [2,6], [4,7], [6,6], [7,4],
[6,2], [7,0], [5,1], [3,0], [1,1], [0,3], [2,2], [4,1],
[3,3], [4,5], [5,3], [3,2], [2,4], [4,3], [5,5], [6,7],
[7,5], [6,3], [4,2], [3,4], [4,6], [5,4], [3,5], [2,3],
[0,4], [1,6], [3,7], [2,5], [4,4], [6,5], [7,7], [5,6]
],[
/* [7,4] */
[6,6], [4,7], [2,6], [0,7], [1,5], [0,3], [1,1],
[3,0], [5,1], [7,0], [6,2], [5,0], [7,1], [6,3], [7,5],
[6,7], [5,5], [7,6], [5,7], [3,6], [1,7], [0,5], [1,3],
[0,1], [2,0], [4,1], [6,0], [7,2], [6,4], [5,6], [7,7],
[6,5], [7,3], [6,1], [5,3], [4,5], [3,7], [1,6], [0,4],
[1,2], [0,0], [2,1], [4,0], [3,2], [2,4], [4,3], [3,1],
[5,2], [4,4], [2,5], [3,3], [5,4], [4,2], [3,4], [4,6],
[2,7], [0,6], [1,4], [2,2], [1,0], [0,2], [2,3], [3,5]
],[
/* [7,5] */
[6,7], [4,6], [2,7], [0,6], [1,4], [0,2], [1,0],
[3,1], [5,0], [7,1], [6,3], [5,1], [7,0], [6,2], [7,4],
[6,6], [4,7], [5,5], [7,6], [5,7], [6,5], [7,7], [5,6],
[3,7], [1,6], [0,4], [1,2], [0,0], [2,1], [4,0], [6,1],
[7,3], [5,4], [3,5], [4,3], [6,4], [7,2], [6,0], [5,2],
[3,3], [4,1], [2,0], [0,1], [2,2], [3,0], [4,2], [2,3],
[1,1], [0,3], [1,5], [0,7], [2,6], [3,4], [5,3], [4,5],
[2,4], [3,2], [4,4], [3,6], [1,7], [0,5], [1,3], [2,5]
],[
/* [7,6] */
[5,7], [6,5], [7,7], [5,6], [7,5], [6,7], [4,6],
[2,7], [0,6], [1,4], [0,2], [1,0], [3,1], [5,0], [7,1],
[6,3], [5,1], [7,0], [6,2], [7,4], [6,6], [4,7], [5,5],
[4,3], [6,4], [7,2], [6,0], [5,2], [7,3], [6,1], [4,0],
[2,1], [0,0], [1,2], [2,0], [0,1], [2,2], [3,0], [4,2],
[5,4], [3,5], [1,6], [0,4], [2,3], [1,1], [0,3], [1,5],
[0,7], [2,6], [3,4], [5,3], [4,1], [3,3], [4,5], [3,7],
[2,5], [1,3], [3,2], [4,4], [3,6], [2,4], [0,5], [1,7]
],[
/* [7,7] */
[6,5], [7,3], [6,1], [4,0], [2,1], [0,0], [1,2],
[2,0], [0,1], [1,3], [0,5], [1,7], [3,6], [5,7], [7,6],
[6,4], [7,2], [6,0], [5,2], [7,1], [5,0], [3,1], [1,0],
[0,2], [1,4], [0,6], [2,7], [1,5], [0,7], [2,6], [4,7],
[6,6], [7,4], [6,2], [7,0], [5,1], [3,0], [1,1], [0,3],
[2,2], [4,1], [5,3], [3,2], [2,4], [4,3], [5,5], [6,7],
[7,5], [6,3], [4,4], [5,6], [3,7], [4,5], [3,3], [2,5],
[4,6], [3,4], [4,2], [5,4], [3,5], [2,3], [0,4], [1,6]
]
];
return sequence[position[0]*8+position[1]];
}
</script>
</body>
</html>