Javascript-coding-assignment/index-4.html at main · javascript-mastery/Javascript-coding-assignment · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta name="keywords" content="Arrays">
    <title>Coding Assisement</title>
    <link rel="stylesheet" href="./style.css">
</head>
<body>

    <h2>4. Arrays</h2>
         <!-- ====== write code -->

    <div class="Que">
        <p>Que.1 Find the Product.</p>

        <pre>
  const Find_Prod = (array, N) =>
  {
     let Prod=1; // declare Prod and initialize with 1

     for(let i=0; i&lt;N; i++){
       Prod *=array[i]; // Prod= 1x1x2x3x4x5= 120
     }
     return Prod; // 120
  };

        </pre>

        <p>Que.2 Find the Sum.</p>
        <pre>

  const Find_Sum = (array, N) =>
  {
    let sum = 0;
    for(let i=0; i&lt;N; i++){
      sum = sum + array[i];
    }
    return sum;

  };
        </pre>

        <p>Que.3 Count Occurrences</p>
        <pre>
  const findCount = (N, K, Arr) =>
  {
    let count = 0;
      for(let i=0; i&lt;N; i++){
        if(Arr[i]===K){
          // if array element value and data type is equal to k then increase count value
          count++;
        }

      }
      return count; // return final result of count
  };
        </pre>
        <p>Que.4 Even Odd</p>
        <pre>
  const findEvenOdd = (N, Arr) =>
  {
      let Odd = 0; // Declare and initilize with 0 of Odd
      let even = 0; // Declare and initilize with 0 of even
      for(let i=0; i&lt;N; i++){ // Now check every array element
        if(Arr[i]%2===0){  // for even element
          even += Arr[i];
        }
        else{
          Odd += Arr[i]; // for odd element
        }
      }
       return [even, Odd]; // final result sum of odd number's and even number's
  };

        </pre>

        <p>Que.5 Find whether the number is present or not</p>
        <pre>
  const Find_Num = (array,N,M) =>
  {
    for(let i=0; i&lt;N; i++){
      if(array[i]===M){
        return "YES";
      }

    }
    return "NO";
  };
        </pre>
        <p>Que.6 Higher Age</p>
        <pre>
  const highAge = (N, Arr) =>
  {
      const answer =[]; // other array
      for(let i in Arr){
        if(Arr[i]>=18){
          answer.push(Arr[i]);
        }
      }
      return answer;
  };
        </pre>
        <p>Que.7 Increment the Array Elements</p>
        <pre>
  const Inc_Arr = (array,N) =>
  {
    const Ans = array.map(x => x + 1); // map is a built-in method of an array
    // x is current array and  x + 1 is increase 1 of array's per value
    console.log(Ans.join(" "));
  };
        </pre>
        <p>Que.8 Pass or Fail</p>
        <pre>
  const isAllPass = (N, Arr) =>
  {
    for(let i=0; i < N; i++){
      for(let j=i+1; j < N; j++){
        if(Arr[i]>=32 && Arr[j]>=32){
          return "YES";
        }
        else{
          return "NO";
        }
      }
    }
    return "No";
  };
        </pre>
        <p>Que.9 Unique Color Shirt</p>
        <pre>
  function Unique_Shirts (arr,N) {
   const num = [];
   let Count = 0; // count of unique colors

   for (let i = 0; i < N; i++) {
     const color = arr[i];
     num[color] = (num[color] || 0) + 1;
   }
    // count the number of unique colors
   for (let color in num) {
     if (num[color] === 1) {
       Count++;
     }
   }

    return Count;
  }
        </pre>
        <p>Que.10 Min and Max</p>
        <pre>
  function arrayMin(arr) {
    let minVal = arr[0];
    for (let i = 1; i < arr.length; i++) {
      if (arr[i] < minVal) {
        minVal = arr[i];
      }

    }

    return minVal;
  }

  function arrayMax(arr) {
   let maxVal = arr[0];
   for (let i = 1; i < arr.length; i++) {
      if (arr[i] > maxVal) {
        maxVal = arr[i];
      }
    }
    return maxVal;

  }
        </pre>
        <p>Que.11 Birthday Game</p>
        <pre>
  function Birthday_Game(arr,D ,M) {
    let count = 0;
    for (let i = 0; i <= arr.length - M; i++) {
        let sum = 0;
        for (let j = i; j < i + M; j++) {
            sum += arr[j];
        }
        if (sum === D) {
            count++;
        }
    }
    return count;
  }
        </pre>
    </div>


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