When performing numerical calculations in Python, handling fractions is an unavoidable challenge. "I want to round down amounts less than one yen for consumption tax calculations." "I want to round to ...

Rounding numbers in Python is quite common. There might be a situation where values must only be rounded to 3 decimals or some arbitrary number. Using the built-in function round() is handy but ...

そう思ってコードを書き直したダイバーは、二度目の絶望を味わうことになる。 Python 3の round () は、一般的な「四捨五入（四捨五入）」ではない。 「偶数への丸め（Banker's rounding）」 という特殊な仕様を採用しているんだ！

Could not find solution to round a number up with math without if statements, conditionals, relational operators and built-in functions(basically purely arithmetic ...