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50 changes: 50 additions & 0 deletions Answers/993112119/index.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Hanoi DS4022</title>
<link rel="stylesheet" href="stylesheet/css/normalize.css">
<link rel="stylesheet" href="stylesheet/css/styles.css">
<link rel="stylesheet" href="stylesheet/css/responsive.css">
</head>
<body>
<div class="container">
<div class="background-text"><h1>ExHanoi</h1></div>
<div>
<div class="rods">
<div class="rod" id="A"></div>
<div class="rod" id="B"></div>
<div class="rod" id="C"></div>
<div class="rod noDisplay" id="D"></div>
</div>
<div class="base"></div>
</div>
<div class="btns">
<div class="btns-left">
<div class="btn btn-disabled">A</div>
<div class="btn btn-disabled">S</div>
<div class="btn btn-disabled">D</div>
<div class="btn btn-disabled" id="btn-space">SPACE</div>
</div>
<div class="btns-middle">
<form>
<label for="disk-numbers">Number Of Disks :</label>
<input type="number" id="disk-numbers" min="1" max="5" placeholder="min = 1 & max = 5" >
</form>
<div class="btn" id="exhanoi_1">ExHanoi 1</div>
<div class="btn" id="exhanoi_2">ExHanoi 2</div>
<div class="btn" id="exhanoi_3">ExHanoi 3</div>
</div>
<div class="btns-right">
<div class="btn btn-disabled" id="btn-prev">Prev</div>
<div class="btn btn-disabled" id="btn-start">Start</div>
<div class="btn btn-disabled" id="btn-next">Next</div>
<div class="btn btn-disabled" id="btn-end">End</div>
<div class="btn btn-disabled" id="btn-stop">Stop</div>
</div>
</div>
</div>
<script src="script.js"></script>
</body>
</html>
290 changes: 290 additions & 0 deletions Answers/993112119/script.js
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const prev = document.getElementById('btn-prev');
const start = document.getElementById('btn-start');
const stop = document.getElementById('btn-stop');
const next = document.getElementById('btn-next');
const end = document.getElementById('btn-end');
const input = document.getElementById('disk-numbers');
const exHanoi1 = document.getElementById('exhanoi_1');
const exHanoi2 = document.getElementById('exhanoi_2');
const exHanoi3 = document.getElementById('exhanoi_3');
let exHanoi;
let moves = [];
let backMoves = []
let TIME = 500;

const rods = {
A : document.getElementById('A'),
B : document.getElementById('B'),
C : document.getElementById('C'),
D : document.getElementById('D')
}

let disks = [];
function diskCreator(number, className){
for(let i = 0 ; i < number; i++){
const disk = document.createElement("div");
disk.classList.add(className);

if(window.innerWidth < 480)
disk.style.width = `calc(60px + ${(number - i*2)}px)`;
else if(window.innerWidth < 768)
disk.style.width = `calc(90px + ${(number - i*3)}px)`;
else if(window.innerWidth < 992)
disk.style.width = `calc(130px + ${(number - i*4)}px)`;
else
disk.style.width = `calc(170px + ${(number - i*5)}px)`;
disk.innerText = i + 1;
disks.push(disk);
}
}

// for Move A --> B use this: moves.push([A, B])
function hanoi(from, via, to, n) {
if (n == 0) return;
if (n == 1) {
moves.push([from, to]);
return;
}
hanoi(from, to, via, n-1);
moves.push([from, to]);
hanoi(via, from, to, n-1);
}

function exHanoi_1(A, B, C, n) {
for(let i = 0; i < n; i++) {
hanoi(A, C, B, 1);
hanoi(C, A, B, i*6);
hanoi(B, A, C, i*6 + 3);
}
}

function exHanoi_2(A, B, C, D, n) {
hanoi(A, B, D, n);
hanoi(C, B, A, n);
hanoi(D, B, C, n);
}

function exhanoi_3(A, B, C, n) {
for (let i = 0; i < n; i++) {
hanoi(A, C, B, i*3);
hanoi(B, C, A, i*3 + 2);
}
hanoi(A, B, C, 3*n);
}

function moveDisks(from, to){
const fromEl = rods[from];
const toEl = rods[to];
const disk = fromEl.firstChild;
if(TIME > 200){
disk.animate([
{bottom: "500px"},
{bottom: "0"}
], TIME-200)
}
toEl.insertBefore(disk, toEl.firstChild);
}

function start_stop(){
if(start.classList != "btn-disabled")
start.classList.add("btn-disabled")
else
start.classList.remove("btn-disabled");

const myInterval = setInterval(() =>{
if(moves.length === 0)
return
const [from, to] = moves.shift();
backMoves.push([from, to]);
moveDisks(from, to);
if(moves.length < 1){
stop.click();
next.classList.add("btn-disabled");
start.classList.add("btn-disabled");
end.classList.add("btn-disabled");
}
console.log(`${from} -----> ${to}`);
},TIME);

stop.addEventListener("click", () => {
stop.classList.add("btn-disabled");
start.classList.remove("btn-disabled");
clearInterval(myInterval);
})
}
function nextMove(){
next.classList.remove("btn-disabeld");
prev.classList.remove("btn-disabeld");
const [from, to] = moves.shift();
backMoves.push([from, to]);
moveDisks(from, to);
console.log(`${from} -----> ${to}`);
if(moves.length < 1){
stop.click();
next.classList.add("btn-disabled");
start.classList.add("btn-disabled");
end.classList.add("btn-disabled");
}

}
function prevMove(){
if(backMoves.length < 1)
return;
const [to, from] = backMoves.pop();
moves.unshift([to, from]);
moveDisks(from, to);
console.log(`${from} -----> ${to}`);
if(backMoves.length < 1)
prev.classList.add("btn-disabled")
}
function endMoves(){
stop.click();
TIME = 1;
start.click();
}
input.addEventListener("keydown", (e) => {
if(e.key == 'Enter')
exHanoi1.click();
})
document.addEventListener("keydown", (e) => {;
switch (e.key) {
case 'a':
prev.click();
break;
case 'd':
next.click();
break;
case 's':
start.click();
break;
case ' ':
stop.click();
break;
}
})
function buttonsWorks(){
start.classList.remove("btn-disabled");
if(backMoves.length > 0)
prev.classList.remove("btn-disabled");


next.classList.remove("btn-disabled");
end.classList.remove("btn-disabled");
exHanoi1.classList.add("btn-disabled");
exHanoi2.classList.add("btn-disabled");
exHanoi3.classList.add("btn-disabled");
input.classList.add("btn-disabled");
input.disabled = true;

start.addEventListener("click", () =>{
stop.classList.remove("btn-disabled");
start_stop();
prev.classList.remove("btn-disabled");
if(moves.length < 1){
next.classList.add("btn-disabled");
end.classList.add("btn-disabled");
stop.click();
start.classList.add("btn-disabled");
}
})
next.addEventListener("click", () => {
nextMove();
prev.classList.remove("btn-disabled");
})
prev.addEventListener("click", () => {
prevMove();
next.classList.remove("btn-disabled");
start.classList.remove("btn-disabled");
end.classList.remove("btn-disabled");
})
end.addEventListener("click", () => {
endMoves();
})
}
//.............................ExHanoi Number 1..................................\\
exHanoi1.addEventListener("click", () => {
if(input.value === ""){
alert("Enter A Number First")
return
}
const number = input.value;
console.log(number);
if((number < 0) || (number > 7)){
alert("Your Number Is Not In The Range")
location.reload();
return
}

diskCreator(6*number, "disk");

let index = 6*number - 1;
while(index >= 0){
rods.A.appendChild(disks[index])
index--;
for(let j = 0; j < 2; j++){
rods.B.appendChild(disks[index])
index--;
}
for(let j = 0; j < 3; j++){
rods.C.appendChild(disks[index])
index--;
}
}
buttonsWorks()
exHanoi_1('A', 'B', 'C', number);
console.log(`Number Of Moves : ${moves.length}`);

})
//.............................ExHanoi Number 2..................................\\
exHanoi2.addEventListener("click",() => {
if(input.value === ""){
alert("Enter A Number First")
return
}
const number = input.value;
if(number === null)
return
if((number < 0) || (number > 7)){
alert("Your Number Is Not In The Range")
location.reload();
return
}

rods.D.classList.remove("noDisplay")
diskCreator(number, "disk")

for(let index = number-1; index >= 0; index--)
rods.A.appendChild(disks.pop());
diskCreator(number, "disk")
for (let index = number-1; index >= 0; index--) {
disks[index].classList.add("diskB")
rods.C.appendChild(disks.pop());
}
buttonsWorks()
exHanoi_2('A', 'B', 'C', 'D', number)
console.log(`Number Of Moves : ${moves.length}`);
})

//.............................ExHanoi Number 3..................................\\
exHanoi3.addEventListener("click", ()=> {
if(input.value === ""){
alert("Enter A Number First")
return
}
const number = input.value;
if((number < 0) || (number > 7)){
alert("Your Number Is Not In The Range")
location.reload();
return
}
diskCreator(3*number, "disk");

for(let index = 3*number - 1; index >= 0; index-= 3){
rods.B.appendChild(disks[index])
rods.B.appendChild(disks[index-1])
rods.A.appendChild(disks[index-2])
}
buttonsWorks()
exhanoi_3('A', 'B', 'C', number)
console.log(`Number Of Moves : ${moves.length}`);
})
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