Chairs Requirement

Problem Overview

• Determine the minimum number of chairs to buy so all workers are seated across each simulation in a workroom scenario.
• Input: an array of strings; each string is a sequence of C, R, U, L events; Output: an integer per string with the minimal chairs required.
• Events represent employees arriving, leaving, or moving to/from meetings, affecting chair availability.
• Real-world context: office seating capacity planning; from Ibm interviews and suited for a coding interview, an interview question, or a practice problem.