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java - Which is better of these two class diagrams for calculator project and why? - Software Engineering Stack Exchange
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Amazon.com : Desktop Calculator 8 Digit with Solar Power and Easy to Read LCD Display, Big Buttons, for Home, Office, School, Class and Business, 4 Function Calculators, with Battery, CD-8185 : Office Products
![java - Which is better of these two class diagrams for calculator project and why? - Software Engineering Stack Exchange java - Which is better of these two class diagrams for calculator project and why? - Software Engineering Stack Exchange](https://i.stack.imgur.com/sNJs1.png)