<?php
// NL = número de linhas
define("NL", 5); 

// NC = número de colunas
define("NC", 5);

$matriz = [];

for ($i = 0; $i < NL; $i++) {
    for ($j = 0; $j <NC; $j++) {
        $entrada = (int) trim(fgets(STDIN));
        if (is_numeric($entrada) && $entrada >= 0) {
            $matriz[$i][$j] = $entrada;
        }
    }
}
for ($i = 0; $i < NL; $i++) {
    for ($j = 0; $j <NC; $j++) {
        echo $matriz[$i][$j]."\n";
    }
}
?>

Embed on website

To embed this project on your website, copy the following code and paste it into your website's HTML: