999 dan katta butun son n berilgan. Uning mingliklar raqamini toping. Faqat bitta butun bo'lish va bitta qoldiq olish amalidan foydalaning (12345 → 2).
func thousandsDigit(n int) int {
// ...
}
Input: n=12345
Output: 2
Input: n=98765
Output: 8
Input: n=10000
Output: 0
/%