Table Editing

Problem Overview

• Implement a Table of string cells with read, write, delete, and cross-cell references, plus a Percentiles service.
• Inputs: field names, record IDs, values, reference targets, and metric reports; Outputs: cell string values and percentile floats.
• Constraints: metric values in [0, limit], p in [0,100], metric name ≤25 chars, up to 100k events.
• Domain: spreadsheet-like table editing and analytics over reported metrics.
• Framed as a coding interview problem and interview question.