From 0040ad47f928f299dadbb97c5cea00bc1daf8c75 Mon Sep 17 00:00:00 2001 From: aydinomer00 <109145643+aydinomer00@users.noreply.github.com> Date: Wed, 15 Jan 2025 00:24:36 +0300 Subject: [PATCH] Add butterfly pattern implementation (#12493) * Add butterfly pattern implementation * Add butterfly pattern implementation * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * Add finalized butterfly pattern implementation and test * [pre-commit.ci] auto fixes from pre-commit.com hooks for more information, see https://pre-commit.ci * Delete graphics/test_butterfly_pattern.py * Update butterfly_pattern.py * Update butterfly_pattern.py * Update butterfly_pattern.py * Update butterfly_pattern.py * Update butterfly_pattern.py --------- Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Maxim Smolskiy --- graphics/butterfly_pattern.py | 46 +++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) create mode 100644 graphics/butterfly_pattern.py diff --git a/graphics/butterfly_pattern.py b/graphics/butterfly_pattern.py new file mode 100644 index 000000000..7913b03a7 --- /dev/null +++ b/graphics/butterfly_pattern.py @@ -0,0 +1,46 @@ +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))