Bash shell script to find sum of digits
Given a number Num, find the sum of digits of the number.
Examples:
Input :
444
Output :
sum of digits of 444 is : 12
Input :
34
Output :
sum of digits of 34 is : 7
Approach:
1. Divide the number into single digits
2. Find the sum of digits .
Bash
Num=123
g=$Num
s=0
while [ $Num -gt 0 ]
do
k=$(( $Num % 10 ))
Num=$(( $Num / 10 ))
s=$(( $s + $k ))
done
echo "sum of digits of $g is : $s"
|
Output:
sum of digits of 123 is : 6
Last Updated :
18 Aug, 2021
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