<?php
function calcAumentoSalario(float $salario): array
{
$indices = [
15 => [0, 400],
12 => [400, 800],
10 => [800, 1200],
7 => [1200, 2000],
];
foreach ($indices as $percentual => [$minimo, $maximo]) {
if ($salario > $minimo && $salario <= $maximo) {
$reajuste = $salario * ($percentual / 100);
$novoSalario = $salario + $reajuste;
return [$novoSalario, $reajuste, $percentual];
}
}
$reajuste = $salario * 0.04;
$novoSalario = $salario + $reajuste;
return [$novoSalario, $reajuste, 4];
}
$salario = floatval(trim(fgets(STDIN)));
[$novoSalario,$reajuste,$percentual] = calcAumentoSalario($salario);
echo "Novo salario: " . number_format($novoSalario,2,".","") . PHP_EOL;
echo "Reajuste ganho: " . number_format($reajuste,2,".","") . PHP_EOL;
echo "Em percentual: ". $percentual . " %". PHP_EOL;
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