Question: 2. Write a python3 program that takes a positive integer N from user's input and do the following things: Check whether it's a positive integer.

2. Write a python3 program that takes a positive integer N from user's input and do the following things: Check whether it's a positive integer. If not, re-take user input. Calculate sum of squares of numbers from 1 to N So if the user inputs 4, the program should output 30 ( = 12 + 22 + 32 + 42 ).

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