Python program to sum all the digits of an input number

In this tutorial, we are going to learn how to sum all the digits of an input number using a Python program, this kind of simple problem can be asked in CBSE class XI / XII “Computer Science with Python” Examination.

Environment used :

OS : Linux
Python Version : Python 3.6.9
Text Editor : Atom ( you can use Notepad, Notepad++, Kate , Geany, IDLE …)

Lets move to our program how to sum all the digits of an input number using a Python , for this we have to create a file named addDigit.py with code given below, now open terminal /cmd, use CD command to go there and run

for Linux : python3 addDigit.py

for Windows user : python addDigit.py

# Programe : how to sum all the digits of an input number
# Created by Sanjay Prasad
no = int(input("Enter a Positive Number: "))
result = 0
noORG = no

while no > 0:
    rem = no % 10
    result = result + rem
    no = int(no/10)

print("Sum of all digits of no. ", noORG, "is: ", result)

Screen shot of Out put :