It tests whether the input <string> is a <palindrome>: reversing the characters leaves the <string> unchanged. Comparisons are case-sensitive and include spaces and punctuation. For example, `mystery1("level")` returns \b[`True`], whereas `mystery1("lever")` returns \b[`False`].

Solution

Past exam of the mathematical and Computational Biology course of the University of Cambridge / 2025 / Paper 1 / 1 / a / Solution

 Solution (source code)