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Count Primes

Authors

📝 Vazifa tavsifi

Sizga butun son n berilgan. n dan qat'iy kichik (strictly less than n) bo'lgan tub sonlar (prime numbers) sonini qaytaring.

Tub son (prime number) — bu faqat 1 va o'ziga qoldiqsiz bo'linadigan 1 dan katta sondir.

Misol:

Input: n = 10
Output: 4
Tushuntirish: 10 dan kichik tub sonlar: 2, 3, 5, 7 (jami 4 ta).

Count Primes

Oson20 daqiqa10 ball

📚 Misollar

Kiruvchi: n = 10
Chiquvchi: 4
Kiruvchi: n = 0
Chiquvchi: 0
func solve(_ n: Int) -> Int { // Kodingizni shu yerga yozing return 0 }

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