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PHP Exercises: Multiplies corresponding elements of two given lists

PHP: Exercise-43 with Solution

Write a PHP program that multiplies corresponding elements of two given lists.

Sample Solution: -

PHP Code:

<?php
function multiply_two_lists($x, $y)
  {
    $a = explode(' ',trim($x));
    $b = explode(' ',trim($y));
    foreach($a as $key=>$value){
        $output[$key] = $a[$key]*$b[$key];
    }
    return implode(' ',$output);
}
echo multiply_two_lists(("10 12 3"), ("1 3 3"))."\n";
?>

Sample Output: 

10 36 9

Flowchart:

Flowchart: Multiplies corresponding elements of two given lists

PHP Code Editor:

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Previous: Write a PHP program to find the first non-repeated character in a given string.
Next: Write a PHP program to print out the sum of pairs of numbers of a given sorted array of positive integers which is equal to a given number.

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PHP: Tips of the Day

Checks a flat list for duplicate values, returning true if duplicate values exists and false if values are all unique

Example:

<?php
function tips_Duplicates($items)
{
  return count($items) > count(array_unique($items));
}

print(tips_Duplicates([1, 2, 3, 4, 5, 5]));
?>

Output:

1