Add solution for Challenge 6 by n0l3r

[n0l3r]

Challenge 6 Solution

Submitted by: @n0l3r
Challenge: Challenge 6

Description

This PR contains my solution for Challenge 6.

Changes

• Added solution file to challenge-6/submissions/n0l3r/solution-template.go

Testing

• Solution passes all test cases
• Code follows Go best practices

Thank you for reviewing my submission! 🚀

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📥 Commits

Reviewing files that changed from the base of the PR and between 929e581 and f8c6533.

📒 Files selected for processing (1)

• challenge-6/submissions/n0l3r/solution-template.go

Walkthrough

Adds a new Go file implementing a word frequency counter function. The CountWordFrequency function normalizes input text by removing non-alphanumeric characters, replacing hyphens with spaces, splitting into words, and returning a case-insensitive frequency map.

Changes

Cohort / File(s)	Summary
Word Frequency Counter challenge-6/submissions/n0l3r/solution-template.go	New file; implements CountWordFrequency(text string) map[string]int that tokenizes text, normalizes characters (regex-based removal of non-alphanumerics, hyphen→space replacement), lowercases words, and counts occurrences in a map

Estimated code review effort

🎯 2 (Simple) | ⏱️ ~10 minutes

Possibly related PRs

• Add solution for Challenge 6 by adibstwn #759: Both add CountWordFrequency in package challenge6 with nearly identical tokenization and normalization logic
• Add solution for Challenge 6 by ansmonjol #757: Both add CountWordFrequency in package challenge6 with nearly identical word-cleaning, hyphen-replacement, and counting logic
• Add solution for Challenge 6 by nzamulov #695: Both implement CountWordFrequency in package challenge6 for the same challenge (different submission)

Pre-merge checks

✅ Passed checks (3 passed)

Check name	Status	Explanation
Title check	✅ Passed	The title accurately summarizes the main change: adding a Challenge 6 solution by n0l3r, which aligns with the file addition and PR objectives.
Description check	✅ Passed	The description is directly related to the changeset, clearly explaining that it contains a Challenge 6 solution and specifying the file added.
Docstring Coverage	✅ Passed	Docstring coverage is 100.00% which is sufficient. The required threshold is 80.00%.

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Actionable comments posted: 2

📜 Review details

Configuration used: Organization UI

Review profile: CHILL

Plan: Pro

📥 Commits

Reviewing files that changed from the base of the PR and between 669bf54 and 929e581.

📒 Files selected for processing (1)

• challenge-6/submissions/n0l3r/solution-template.go

🔇 Additional comments (1)

challenge-6/submissions/n0l3r/solution-template.go (1)

1-8: LGTM!

The package declaration and imports are appropriate for the word frequency counter implementation.