Python: Sum all the items in a list

Last update on August 19 2022 21:50:49 (UTC/GMT +8 hours)

Python List: Exercise-1 with Solution

Write a Python program to sum all the items in a list.

Example - 1 :

Example - 2 :

Example - 3 :

Example - 4 :

Sample Solution:-

Python Code:

def sum_list(items):
    sum_numbers = 0
    for x in items:
        sum_numbers += x
    return sum_numbers
print(sum_list([1,2,-8]))

Sample Output:

-5

Flowchart:

The following tool visualize what the computer is doing step-by-step as it executes the said program:

Python Code Editor:

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Returns True if the provided function returns True for every element in the list, False otherwise:

Example:

def tips_every(lst, fn=lambda x: x):
  return all(map(fn, lst))

print(tips_every([2, 4, 3], lambda x: x > 1))
print(tips_every([1, 2, 3]))

Output:

True
True