<?php
 
function tekaTekiTeko(int $batas)
{
	// Batas minimal nilai 20
	if($batas < 20)
	{
		throw new Exception("Nilai batas melebihi 20!");
	}
 
	# Lakukan pengecekan batas nilai
	for($i = 1; $i <= $batas; $i++){
		$hasil = "";
 
		if($i % 2 == 0)
		{
			$hasil .= "Teka";
		}
 
		if($i % 3 == 0)
		{
			$hasil .= "Teki";
		}
 
		if($i % 5 == 0)
		{
			$hasil .= "Teko";
		}
 
		if($hasil == "")
		{
			$hasil = $i;
		}
 
		echo $hasil . "\n";
	}
}
 
try
{
	tekaTekiTeko(30);
}
catch(Exception $e)
{
	echo "Terjadi kesalahan : " . $e->getMessage();
}

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