# Introduction In this lab, set in the bustling startup scene of "FinTech Valley", you'll step into the shoes of Alex, a budding software engineer tasked with enhancing the financial tracking system for a rapidly growing tech company. The company's financial team needs a dynamic way to view the overall financial health of the organization. Your goal is to implement a feature in their existing web-based accounting application that calculates and displays the total income, total expenses, and net balance, providing real-time financial insights. **Knowledge Points**: - Array.prototype.filter() - Array.prototype.reduce()
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