def teka_teki_teko(batas: int) -> None:
    """
    Mencetak urutan angka dari 1 hingga batas dengan aturan "TekaTekiTeko".
 
    Args:
        batas (int): angka integer batas atas perulangan (minimal 20).
 
    Raises:
        ValueError: jika 'batas' tidak memenuhi kriteria yang ditentukan.
    """
    # Guard Clause: validasi input di awal untuk memastikan integritas data.
    if not isinstance(batas, int) or batas < 20:
        raise ValueError("Input 'batas' harus berupa integer dengan nilai minimal 20.")
 
    for i in range(1, batas + 1):
        # Logic: membangun output secara dinamis agar mudah diperluas.
        output = ""
        if i % 2 == 0:
            output += "Teka"
        if i % 3 == 0:
            output += "Teki"
        if i % 5 == 0:
            output += "Teko"
 
        # Mencetak 'output' jika tidak kosong, jika kosong cetak 'i'.
        # Ini memanfaatkan 'short-circuit evaluation' dari operator 'or'.
        print(output or i)
 
# Standard entry point untuk script Python.
if __name__ == "__main__":
    # Menjalankan fungsi dengan nilai 'batas' sesuai contoh di gambar.
    teka_teki_teko(30) 

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