Easy

04. For & While Loops (Iteration & Ranges)

Problem Objective

Write a function sum_even_numbers(n: int) -> int that calculates the sum of all even numbers from 1 to n inclusive using a loop.

Expected Terminal OutputStandard Out

[*] Sum of evens up to 10: 30

[✓] Loop iteration verified (Time: 0.014s, Memory: 13.9 MB)

Execution Constraints

Implementation Checklist

Initialize accumulator total = 0Iterate over range(1, n + 1)Check num % 2 == 0Return total

solution.pypython3 (CPython 3.12)

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