ChayeORCode/Practice Questions.html at main · ShifaRabbani/ChayeORCode · GitHub

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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>Document</title>
</head>
<body style="background-color: black; color: white;">

    <!-- // *************************************Chnge the text when click on a button*******************************     -->
     <!-- <div style="text-align: center; align-items: center;padding: 100px;">
        <h1>WellCome!</h1>
        <button>click Me</button>
     </div>-->

   <!-- // *************************************Chnge the text when click on a button  2*******************************     -->
<style>
    .box{
    align-items: center;
      text-align: center;
      padding: 100px;


   }
   #btn,#bttn {
      display: none;
   }
   #button,.btn, .bttn{
      background-color: green;
      padding: 10px;
      margin: 10px;
      border-radius: 5px;
      border: none;
      color: aliceblue;
      cursor: pointer;

   }

</style>
<div class="box">
   <button id="button">click Me!</button>
   <p id="WellCome" ></p>
   <button id="btn"></button>
   <p id="msg"></p>
   <button id="bttn"></button>


</div>

   <script>
//         // *********************************Plaindrome*************************************
//          const palindrome =()=> {

//       const str= prompt("Enter a String");

//     const reverse = str .split('').reverse('').join('')

//      if(str === reverse){
//         console.log(`${str}:is Palindrome`);
//      }
//      else{(str !== reverse)
//         console.log(`${str}:is Not Palindrome`);
//      }
// };
// palindrome();
//         // *************************************Array*******************************
//         let arr =[10,20,30,40,50]
// let temp= new Array(arr.length)
// let j=0;
// sum =0;
// let max=arr[0]; //find max number
// let min=arr[0];//Find  min number
// for(i=arr.length-1;i>=0;i--){
//  temp[j] = arr[i]
//  j++;
//  sum = sum + arr[i]; //sum of this array
//  if(max <arr[i]){
//     max = arr[i];
//  }
//  if(min > arr[i]){
//     min = arr[i];
//  }
// }
// console.log(arr);
// console.log(temp);
// console.log(sum);
// console.log(max);
// console.log(min);
//  ************************************ Online Shopping Discount***********************
      // Discount
// const amount=[];
// let sum =0;

// alert('Enter your shooping items ,Enter to fininsh 0:')
// while(true){
//    let value = (prompt("Enter you Shopping Amount"))


// if(value === null || Number(value) === 0){
//    break;
//    }
//    amount.push(Number(value))
// }
// for(let i=0; i<amount.length; i++){
//    sum =sum+ amount[i]
// }
// console.log(`your amount is ${sum}`);

// const Discount=() =>{

// let discount= 0;
// let finalBill=0;


// if(sum >= 3000){
//     discount = sum *15 / 100;}

//     else if
//    (sum  >=2000){
//    discount = sum * 10 / 100;
//    }
// else if
//    (sum  >=1500){
//    discount = sum * 5 / 100;
// }

//  else if
//    (sum  >=1000){
//    discount = sum * 3 / 100;
// }
// else{
//    discount =0;
// }
//  finalBill = sum - discount ;
// console.log(`your final bill is ${finalBill} with ${discount} rupees discount`);
// }
// Discount();


  //                     ****************** Seat Allocation Coding Problem (Solved By DeepSeek)********************

    let cinma = [
        [1,0,1,0],
        [0,0,1,1],
        [0,1,0,1],
        [1,0,1,1],
    ];

    let availableCount =0;
    for(let row=0; row<4; row++){
        for(let seat=0; seat <4; seat++){
            if(cinma[row][seat] === 0){
                availableCount++;
            }
        }
        }
        console.log(`Total Availale seats are ${availableCount}`);
         console.log("\nAvailable seats in each column:");

        for(let column = 0; column < 4; column++) {
        let coulunAvailable = 0;

        for (let row=0; row<4; row++ ){
            if(cinma[row][column] === 0 ){
                coulunAvailable++;
            }
        }
        console.log(`availble coulms are ${column} : ${coulunAvailable}`);
    }

 console.log("\nAvailable seats in each row:");

        for(let row = 0; row < 4; row++) {
        let rowAvailable = 0;

        for (let col=0; col<4; col++ ){
            if(cinma[row][col] === 0 ){
                rowAvailable++;
            }
        }
        console.log(`availble row are ${row} : ${rowAvailable}`);
    }

//     let cinma = [
//     [1,0,1,0],
//     [0,0,1,1],
//     [0,1,0,1],
//     [1,0,1,1],
// ];

let availbleSeats = [];

for(let row = 0; row < 4; row++) {
    for(let col = 0; col < 4; col++) {
        if(cinma[row][col] === 0) {
            availbleSeats.push([row, col]);  // CORRECT WAY
        }
    }
}

console.log("Available seat positions:");
console.log(availbleSeats);

// Optional: Nicer display
console.log("\nFormatted list:");
for(let i = 0; i < availbleSeats.length; i++) {
    console.log(`Row ${availbleSeats[i][0]}, Seat ${availbleSeats[i][1]}`);
}


// We already have availbleSeats array from before
// availbleSeats = [[0,1], [0,3], [1,0], [1,1], [2,0], [2,2], [3,1]]

// Step 1: Calculate centers
let N = 4; // rows
let M = 4; // seats per row
let centerRow = (N - 1) / 2; // 1.5
let centerSeat = (M - 1) / 2; // 1.5

// Step 2: Initialize tracking
let bestSeat = null;
let bestRowDistance = Infinity; // Very large number
let bestSeatDistance = Infinity;

// Step 3: Loop through available seats
for(let i = 0; i < availbleSeats.length; i++) {
    let seat = availbleSeats[i];
    let row = seat[0];
    let col = seat[1];

    // Calculate distances
    let rowDist = Math.abs(row - centerRow);
    let seatDist = Math.abs(col - centerSeat);

    // Compare with current best
    // Rule 1: Compare row distance first
    if(rowDist < bestRowDistance) {
        // This seat is better (closer to center row)
        bestSeat = seat;
        bestRowDistance = rowDist;
        bestSeatDistance = seatDist;
    }
    else if(rowDist === bestRowDistance) {
        // Same row distance, use Rule 2
        if(seatDist < bestSeatDistance) {
            // This seat is better (closer to center seat)
            bestSeat = seat;
            bestRowDistance = rowDist;
            bestSeatDistance = seatDist;
        }
        else if(seatDist === bestSeatDistance) {
            // Same both distances, use Rule 3
            // Compare row numbers (smaller is better)
            if(row < bestSeat[0]) {
                bestSeat = seat;
                bestRowDistance = rowDist;
                bestSeatDistance = seatDist;
            }
            else if(row === bestSeat[0]) {
                // Same row, compare seat numbers
                if(col < bestSeat[1]) {
                    bestSeat = seat;
                    bestRowDistance = rowDist;
                    bestSeatDistance = seatDist;
                }
            }
        }
    }
}

console.log("Best seat is:", bestSeat); // Should be [1, 1]


  // *************************************Chnge the text when click on a button*******************************     --> -->
   //   const WellCome= document.querySelector('h1')
   //   const button = document.querySelector('button')
   //   button.style.backgroundColor='green'
   //   button.style.padding='15px'
   //   button.style.border='green'
   //   button.style.borderRadius='10px'
   //   button.style.fontSize='15px'
   //   button.style.color='white'
   //   button.style.cursor='pointer'

   //   button.addEventListener('click' , function(){
   //      WellCome.innerHTML = "Have a Nice Day"
   //   })


// *************************************Chnge the text when click on a button 2 *******************************     --> --
// const button=document.getElementById('button')
// const WellCome=document.getElementById('WellCome')
// const btn=document.getElementById('btn')
// const bttn=document.getElementById('bttn')
// // const msg=document.getElementById('msg')


// button.addEventListener('click' , function(){
// WellCome.innerHTML='WellCome';
// WellCome.style.backgroundColor='lightgreen';
// WellCome.style.color='black';
// WellCome.style.borderRadius='10px';
// WellCome.style.padding='15px';
// WellCome.style.margin='10px';
// WellCome.style.fontSize='30px ,bold';
// btn.innerHTML='Thank You!';
// btn.style.display='inline-block';
// btn.style.backgroundColor='green';
// btn.style.padding='10px';
// btn.style.margin='10px';
// btn.style.borderRadius='5px';
// btn.style.border='none';
// btn.style.color='aliceblue';
// btn.style.cursor='pointer';

// })
// btn.addEventListener('click' , function(){
// msg.innerHTML='Have a Nice Day';
// msg.style.backgroundColor='lightgreen';
// msg.style.color='black';
// msg.style.borderRadius='10px';
// msg.style.padding='15px';
// msg.style.margin='10px';
// msg.style.fontSize='30px ,bold';


// bttn.innerHTML='click to reset!';
// bttn.style.backgroundColor='green';
// bttn.style.padding='10px';
// bttn.style.margin='10px';
// bttn.style.borderRadius='5px';
// bttn.style.border='none';
// bttn.style.color='aliceblue';
// bttn.style.cursor='pointer';
// bttn.style.display='inline-block';

// })
// bttn.addEventListener('click' , function(){
//    document.body.remove();
//    location.reload();
// })

     </script>
     </body>
</html>