👉 In the context of mathematics and computer science, a "landfang" is a function that takes two real numbers as inputs and returns an integer. It's like a sum or product of two integers. For example: ```python def f(x): return x + 1 print(f(3)) # Output: 4 ``` In this case, the input (in this case, `x`) is represented by the variable `x`, and the function `f` returns