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3301 - Nr Div 9
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== Rezolvare == <syntaxhighlight lang="python" line> #3301 - NrDiv9 def count_divisors(num): divisors = 0 sqrt_num = int(num**0.5) for i in range(1, sqrt_num + 1): if num % i == 0: divisors += 2 # i și num // i sunt divizori if i == num // i: divisors -= 1 # în cazul pătratelor perfecte, numărăm un divizor o singură dată return divisors def count_numbers_with_9_divisors(n): count = 0 for num in range(1, n + 1): if count_divisors(num) == 9: count += 1 return count try: # Citirea datelor de intrare with open('nrdiv9in.txt', 'r') as f: n = int(f.readline().strip()) # Calculul și scrierea rezultatului în fișierul de ieșire count = count_numbers_with_9_divisors(n) with open('nrdiv9out.txt', 'w') as g: if count: g.write(str(count) + '\n') else: g.write("Nu au fost respectate cerintele impuse") except Exception as e: print("A apărut o eroare:", str(e)) </syntaxhighlight>
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