Question

How to add all numbers in a list with Python

Answer 1

def sum_list(alist):
    total = 0

    for i in range(0, len(alist)):
        total = total + alist[i]

    return total

print(sum_list([3, 2, 7, 9]))
 
 
'''
run:
  
21
  
'''

 

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Answer 2

print(sum([3, 2, 8, 7, 9]))

 
'''
run:
  
29
  
'''

 

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Answer 3

lst = [3, 4, 7, 9]

print(sum(lst))

 
'''
run:
  
23
  
'''

 

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