Zadanie 3.13.cpp -

Are you trying to in your 3.13.cpp file, or

: Used to check if a number is odd (e.g., i % 2 != 0 ) . zadanie 3.13.cpp

: Initializing your loop at 1 and incrementing by 2 ( i += 2 ) to skip even numbers entirely, which is a common "lightbulb moment" for new programmers. Are you trying to in your 3

In the popular textbook series by Mirosław J. Kubiak, Zadanie 3.13 is a classic introductory exercise focused on loop control and logical operators . The Core Task Kubiak, Zadanie 3

: Often used in conjunction with the modulo operator to identify odd numbers . Why this is a "Good Story"

: Checking every single number from 1 to 100 and using an if statement to see if it's odd.