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Added CSharp, Nots, and Wpf directories with various practice exercises and projects. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>
Added CSharp, Nots, and Wpf directories with various practice exercises and projects. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>