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graphics/butterfly_pattern.py
46 строк
1010 B
aydinomer00
Add butterfly pattern implementation (#12493)
15 янв 2025, 00:24
Не верифицирован
15 янв 2025, 00:24
0040ad4
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def butterfly_pattern(n: int) -> str: """ Creates a butterfly pattern of size n and returns it as a string. >>> print(butterfly_pattern(3)) * * ** ** ***** ** ** * * >>> print(butterfly_pattern(5)) * * ** ** *** *** **** **** ********* **** **** *** *** ** ** * * """ result = [] # Upper part for i in range(1, n): left_stars = "*" * i spaces = " " * (2 * (n - i) - 1) right_stars = "*" * i result.append(left_stars + spaces + right_stars) # Middle part result.append("*" * (2 * n - 1)) # Lower part for i in range(n - 1, 0, -1): left_stars = "*" * i spaces = " " * (2 * (n - i) - 1) right_stars = "*" * i result.append(left_stars + spaces + right_stars) return "\n".join(result) if __name__ == "__main__": n = int(input("Enter the size of the butterfly pattern: ")) print(butterfly_pattern(n))