collatz conjecture exercise w/ f-string method & no parentheses

2025-12-06 19:14:59 -06:00 · 2019-07-17 04:17:51 -05:00
parent 012ce3c9d7
commit 5b6af0eb12
4 changed files with 125 additions and 0 deletions
--- a/python/collatz-conjecture/collatz_conjecture.py
+++ b/python/collatz-conjecture/collatz_conjecture.py
@@ -0,0 +1 @@
+steps = lambda x, s=0 : exec(f'raise ValueError(\'Value \\\'{x}\\\' is not a valid Collatz Sequence starting point.\')') if x < 1 else s if x == 1 else steps(x // 2, s+1) if x % 2 == 0 else steps((3 * x) + 1, s+1)
				`@@ -0,0 +1 @@`
				`steps = lambda x, s=0 : exec(f'raise ValueError(\'Value \\\'{x}\\\' is not a valid Collatz Sequence starting point.\')') if x < 1 else s if x == 1 else steps(x // 2, s+1) if x % 2 == 0 else steps((3 * x) + 1, s+1)`