In python when doing pseudo-code, is the case control flow a way to represent if, elif, else statements or a different way entirely and if so, which is more useful?

Write in C Language Description Please write a program that read in anexpression and give its result.   Input Input will be an expression content only digit, +, -, /, * and space.   Output Please output the result of expression without consider the priority of +, -, *, /. When you do thedivision, please round down to integer.   Sample Input 1  1 + 2 * 3 / 4 Sample Output 1 2

Haskell

The output is actually missing one hi -2 at the end before mark - 1 Code in C Program (Not C++ or Python)