Consecutive integers missing number PHP Archives - Artificial Intelligence https://www.aiuniverse.xyz/tag/consecutive-integers-missing-number-php/ Exploring the universe of Intelligence Fri, 10 May 2024 08:18:44 +0000 en-US hourly 1 https://wordpress.org/?v=6.9.1 Find Missing Number: Write a PHP function to find the missing number in an array of consecutive integers. https://www.aiuniverse.xyz/find-missing-number-write-a-php-function-to-find-the-missing-number-in-an-array-of-consecutive-integers/ https://www.aiuniverse.xyz/find-missing-number-write-a-php-function-to-find-the-missing-number-in-an-array-of-consecutive-integers/#respond Thu, 29 Feb 2024 18:24:15 +0000 https://www.aiuniverse.xyz/?p=18696 Here’s a step-by-step guide on how to run the PHP script provided: Replace your_script_name.php with the name of your PHP script file.

The post Find Missing Number: Write a PHP function to find the missing number in an array of consecutive integers. appeared first on Artificial Intelligence.

]]> <?php function findMissingNumber($arr) { // Calculate the expected sum of consecutive integers $n = count($arr) + 1; // Including the missing number $expectedSum = ($n * ($n + 1)) / 2; // Calculate the actual sum of the given array $actualSum = array_sum($arr); // The missing number is the difference between expected sum and actual sum $missingNumber = $expectedSum - $actualSum; return $missingNumber; } // Example usage $arr = [1, 2, 3, 5, 6, 7, 8]; echo "The missing number is: " . findMissingNumber($arr); // Output: The missing number is: 4 ?>

Here’s a step-by-step guide on how to run the PHP script provided:

  • Save it with a .php extension. For example, you can name it find_missing_number.php.
  • Open the PHP File in a Text Editor: Use a text editor like Notepad, Sublime Text, or Visual Studio Code to open the find_missing_number.php file.
  • Write or Copy and Paste the PHP Code: Copy the complete PHP code provided earlier in this conversation and paste it into the find_missing_number.php file.
  • Save the PHP File: After pasting the code, save the find_missing_number.php file.
  • Access the PHP Script: Open your web browser and type the following URL:
http://localhost/your_script_name.php

Replace your_script_name.php with the name of your PHP script file.

The post Find Missing Number: Write a PHP function to find the missing number in an array of consecutive integers. appeared first on Artificial Intelligence.

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