Javascript-coding-assignment/index-3.html at main · javascript-mastery/Javascript-coding-assignment · GitHub

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    <meta name="keywords" content="Print the Table, Print Numbers, Check whether a Number is a prime or not, Print the Pattern, Print the Odds, Find the sum of the digits of a given number, Iteration Statements, Find the number of digits, Find the Fives, Find Sum">
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    <title>Coding Assisement</title>
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    <h2>3. Iteration Statements</h2>

         <!-- ====== write code -->

    <div class="Que">
        <p>Que.1 Find the number of digits</p>

        <pre>

  const Find_Digits = (N) =>
  {
  	 // Convert the number to a string
      const numStr = N.toString();

      // Initialize the count to 0
      let count = 0;

      // Iterate through each character in the string
      for (const ch of numStr) {
          // If the character is a digit, increment the count
          if (/[0-9]/.test(ch)) {
              count++;
          }
      }

      // Return the count
      return count;
  };
        </pre>

        <p>Que.2 Find the Fives.</p>
        <pre>
  const Find_Five = (N) =>
  {
  	 // Convert the number to a string
      const numStr = N.toString();

      // Initialize the count to 0
      let count = 0;

      // Iterate through each character in the string
      for (const ch of numStr) {
          // If the character is a digit, increment the count
          if (ch == '5') {
              count++;
          }
      }

      // Return the count
      return count;
  };

        </pre>

        <p>Que.3 Find Sum</p>
        <pre>
  const findSum = (n) => {
     let sum = 0;
      for(let i=1; i<=n; i++){
        if(i%2===0){
          sum = sum+i;
        }
      }
      return sum;
  };

        </pre>
        <p>Que.4 Find the sum of the digits of a given number.</p>
        <pre>
  const Number_Sum = (N) =>
  {
  	// Convert the number to a string
      const numStr = N.toString();


      let sum = 0;

      for (const ch of numStr) {
         sum += Number(ch);
      }

      return sum;
  };


        </pre>

        <p>Que.5 Print the Odds.</p>
        <pre>
  const Print_Odd = (N) =>
  {
  	console.log("2"); // print 2 first

    for (let i = 3; i <= N; i += 2) { // start from 3 and increment by 2 to get only odd numbers
      console.log(i);
    }
  };
        </pre>
        <p>Que.6 Print the Pattern.</p>
        <pre>
  const Print_pattern = (N) =>
  {
    for(let i=0; i < N; i++){
      let row = "";
      for(let j=0; j<=i; j++){
        row += "*";
      }
      console.log(row);
    }
  };
        </pre>
        <p>Que.7 Check whether a Number is a prime or not.</p>
        <pre>
  const Prime_Check = (N) =>
  {
  	 if (N < 2) {
      return "NO";
    }
    for (let i = 2; i <= Math.sqrt(N); i++) {
      if (N % i === 0) {
        return "NO";
      }
    }
    return "YES";

  };
        </pre>
        <p>Que.8 Print Numbers</p>
        <pre>
  const printNumbers = (n) => {
      for(let i=1; i<=n; i++){
        console.log(i);
      }
  };

        </pre>
        <p>Que.9 Print the Table</p>
        <pre>
  const Print_Table = (N) =>
  {
  	for (let i = 1; i <= 10; i++) {
      console.log(N + " * " + i + " = " + N*i);
    }
  };
        </pre>
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