<select>
{Array.from({ length: 20 }, (_, i) => i + 1).map((num) => (
<option value={num} key={num}>
{num}
</option>
))}
</select>
{Array.from({ length: 20 }, (_, i) => i + 1).map((num) => (
<option value={num} key={num}>
{num}
</option>
))}
</select>