Python Program to find the sum of all prime numbers in an array


In this program, you will learn how to find the sum of all prime numbers in an array in Python.


a = arr.array('i', [2, 3, 4, 5])

Example: How to find the sum of all prime numbers in an array in Python

import array as arr

a = arr.array('i', [2, 3, 4, 5])

s = 0
for i in a:
    num = i
    j = 2
    f = 1
    while j < num:
        if num % j == 0:
            f = 0
            break
        j = j + 1

    if f == 1:
        s = s + num

print("Sum of all prime numbers are : ", s)

Output:

Sum of all prime numbers are :  10