4
05/11/2024 3:03 e m
Ämnesstart
You will be given a single integer. Your task is to find the sum of its digits.
Examples:
2 Svar
3
05/11/2024 3:04 e m
My solution:
<?php
$input = readline();
$number = 0;
for ($i = 0; $i < strlen($input); $i++) {
$number += $input[$i];
}
echo $number;
1
05/11/2024 3:05 e m
Another solution:
<?php
$number = intval(readline());
$sum = 0;
while ($number > 0) {
$sum += $number % 10;
$number = intval($number / 10);
}
echo $sum;
