How to write a function in python 3 that takes two dictionaries b1 and b2 and returns a new dictionary b3 which is the combination of b1 and b2 such that the function adds values for common keys....


How to write a function in python 3 that takes two dictionaries b1 and b2 and returns a new dictionary b3 which is the combination of b1 and b2 such that the function adds values for common keys.


Input:


b1 = {'a':1,'b':10,'c':3}


b2 = {'a':2,'b':11,'d':4}


Output:


b3 = {'a':3,'b':21,'c':3,'d':4}



Jun 09, 2022
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