Question

Please what is wrong with this two code that is showing error message when run them?

>>>data =[1,2,3,4] >>>reduce(lambda x,y:x+y,data) #Produce the sum 10 >>> reduce(lambda x,y:x*y, data) # Produce the product 24

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def sum(lower,upper): “””Returns the sum of the numbers from lower to upper.””” if lower> upper: return 0 else: return reduce(lambda x,y:x+y, range(lower, upper+1))

Answer 1

// Screenshot of the code

// Sample output

// Code to copy

sum.py

from functools import reduce

def sum(lower,upper):
if lower> upper:
return 0
else:
return reduce(lambda x,y:x+y, range(lower, upper+1))

Explanation:

You need to add the below module to your python program.

from functools import reduce