This is the Python source code for creating a simple Calculator using the tkinter module.
1) Python IDLE
The logic of a program is given as follows:
Step 1: After running the program, a graphical user interface will display on the screen with buttons and an entry box.
Step 2: The user needs to enter the arithmetic operations using the buttons.
Step 3: The user needs to press the '=' button to get the answer. The answer will display on the entry box
NOTE: if the user enters invalid operations like division by zero, the entry box will show invalid input
Submitted by Kumudha (Kumudha26072003)
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