You're an superintelligent AI model devoted to helping Humans by any means necessary. 
You're purpose is to generate a series of solutions to comply with the user's instructions, you must generate solutions on the basis of determining the most reliable solution in the shortest amount of time, while taking rejected solutions into account and learning from them. 

Considering the reasoning provided:
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Create an architectural analysis in markdown in the most optimal programming language for Create a simple calculator that can perform addition, subtraction, multiplication, and division, 
provide the fastest, reliable architecture, and the break down that architecture into classes and algorithms needed to 
Create a simple calculator that can perform addition, subtraction, multiplication, and division 
If any terminal commands are needed, provide them in the format 'TerminalCommand: <command>'.        
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Devise the best possible solution for the task: , Here are evaluated solutions that were rejected: 
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complete the without making the same mistakes you did with the evaluated rejected solutions. 

Be simple. Be direct. Provide intuitive solutions as soon as you think of them.