Program Architecture: The Key to Solving Word Problems

Understanding a C++ program layout allows a software engineer to identify a starting place to approach a complex problem, even when the mathematical operation initially seems intimidating. By identifying the variables present in a problem, one discovers the variables that must be initialized. Laying out a program when the answer remains unclear guides a programmer to consider iteration patterns, algorithms, and loop choices. Steps to approaching a C++ program layout design may include:


  • Understand the problem to be solved

  • Plan your program before you write any code: use pseudo code to break the problem down into small areas of concern and to denote what needs to be done and in what order

  • Identify the variables used in each piece

  • Understand any algorithms needed for each piece to produce a useful output

  • Identify where code can be repeated dynamically and include the use of loops

  • Test each piece of code to ensure it produces the value expected


Program Architecture becomes increasingly important as program size grows. Large monolithic applications are burdensome to understand, difficult to debug, and challenging to manage or work on. The concept of microservices involves breaking very large programs down into smaller programs that work together. In this way, microservices turn a single large application into smaller programs that are individually easier to work on as they address isolated areas of concern and have reduced complexity when compared to the monolithic application. Good program architecture frequently results in reduced development times, easier debugging, improved service uptime, and enables support for distributed or modular infrastructure.

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