<?php
 
function tekaTekiTeko(int $batas): void {
    // Validasi: unsigned integer dan minimal 20
    if (!is_int($batas) || $batas < 0 || $batas < 20) {
        throw new InvalidArgumentException("Parameter harus berupa unsigned integer dan minimal 20.");
    }
 
    // Cetak pemanggilan fungsi dan keterangan output
    echo "tekaTekiTeko($batas);\n";
    echo "// Hasil yang tercetak pada layar adalah sebagai berikut:\n";
 
    // Perulangan dan pengecekan kondisi
    for ($i = 1; $i <= $batas; $i++) {
        if ($i % 2 === 0 && $i % 3 === 0 && $i % 5 === 0) {
            echo "TekaTekiTeko\n";
        } elseif ($i % 2 === 0 && $i % 3 === 0) {
            echo "TekaTeki\n";
        } elseif ($i % 2 === 0 && $i % 5 === 0) {
            echo "TekaTeko\n";
        } elseif ($i % 3 === 0 && $i % 5 === 0) {
            echo "TekiTeko\n";
        } elseif ($i % 2 === 0) {
            echo "Teka\n";
        } elseif ($i % 3 === 0) {
            echo "Teki\n";
        } elseif ($i % 5 === 0) {
            echo "Teko\n";
        } else {
            echo "$i\n";
        }
    }
}
 
// Contoh pemanggilan fungsi
try {
    tekaTekiTeko(30); // Ganti nilai jika ingin batas lain (minimal 20)
} catch (Exception $e) {
    echo "Error: " . $e->getMessage();
}
 

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