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## Digit sum

en.wikipedia.org/wiki/Digit_sum

In mathematics, the digit sum of a given integer is the sum of all its digits Digit sums are most often computed using the decimal representation of the given ...

## Add digits of number in c | Programming Simplified

C program to add digits of a number: Here we are using modulus ... C program to find sum of digit of an integer which does not use modulus operator.

## Write ac program to find out sum of digit of given number

www.cquestions.com/2010/06/write-c-program-to-find-out-sum-of.html

2. C program for sum of digits of a number. 3. C program to calculate sum of digits . #include<stdio.h>. int main(){. int num,sum=0,r;. printf("Enter a number: ");.

## Compute sum of digits in all numbers from 1 to n - GeeksforGeeks

www.geeksforgeeks.org/count-sum-of-digits-in-numbers-from-1-to-n/

Given a number x, find sum of digits in all numbers from 1 to n. Examples: Input: n = 5 Output: Sum of digits in numbers from 1 to 5 = 15 Input: n = 12 Output: Sum ...

Mar 15, 2012 ... http://technotip.com/1492/find-sum-of-digits-in-a-given-number-c/ C Program to find sum of digits in the given/user entered integer number.

## How to find the sum of the digits of 2^1000 - Quora

www.quora.com/How-do-you-find-the-sum-of-the-digits-of-2-1000

If you are using python. Its so trivial I won't even write it. If you are using C or C++, first try to find a bound on number of digits in 2^1000 and then in...

## Sum of numbers and/or digits 1-100 - Math Forum - Ask Dr. Math

mathforum.org/library/drmath/view/57919.html

How would one go about adding up all the digits 1-100? ... In general to find the sum of all the numbers from 1 to N: 1 + 2 + 3 + 4 + . . . . + N = (1 ...

## Algorithm to Find Sum of the Digits of Num - Scribd

www.scribd.com/doc/46326995/Algorithm-to-Find-Sum-of-the-Digits-of-Num

Algorithm to Find Sum of the Digits of Num - Download as Word Doc (.doc), PDF File (.pdf), Text File (.txt) or read online.

## factorial - Find the sum of the digits in the number 100 ...

math.stackexchange.com/questions/451065/find-the-sum-of-the-digits-in-the-number-100

Jul 24, 2013 ... n ! means n ( n − 1 ) … . . .3 .2 . 1. For example, 10 ! = 10 9 . . . 3 2 1 = 3628800 , and the sum of the digits in the number 10 ! is 3 + 6 + 2 + 8 + 8 ...

## Sum of Digits of a Number Program | C Language Tutorial ...

www.studytonight.com/c/sum-of-digit-program.php

Program to find sum of digits of a number using looping and using recursion in C Language.

### Digit Sum Arithmetic - San Jose State University

www.sjsu.edu

The digit sum of a number, say 152, is just the sum of the digits, 1+5+2=8. If the sum of ... For examples, DigitSum(18)=9, DigitSum(27)=9, DigitSum(99)=9, etc.

### Sum the digits of a number - python - Stack Overflow

stackoverflow.com

If I want to find the sum of the digits of a number, i.e. : Input: 932; Output: 14 , which is (9 + 3 + 2). What is the fastest way of doing this?

### C Program to Compute the Sum of Digits in a given Integer ...

www.sanfoundry.com

Nov 7, 2012 ... Then adds all the digits of a given integer, that becomes the sum of digits of integer. ... C program to accept an integer & find the sum of its digits