Small String Optimization (SSO) - Quant Developer Interview Question

Problem Description

Minimizing cache misses and memory allocation overhead is critical in high-frequency trading systems where microsecond latency matters. Small String Optimization (SSO) addresses this by storing short strings directly within the object memory layout rather than incurring the cost of heap allocation and pointer indirection. This technique significantly improves data locality for financial identifiers like ticker symbols. Task Implement the TickerString class to handle string storage with Small St