Shell program to read a number and find the sum of digits
Posted in Academic » Shell Math
#!/bin/bash # Shell program to read a number and find the sum of digits # ----------------------------------------------- # Copyright (c) 2005 nixCraft project <http://cyberciti.biz/fb/> # This script is licensed under GNU GPL version 2.0 or above # ------------------------------------------------------------------------- # This script is part of nixCraft shell script collection (NSSC) # Visit http://bash.cyberciti.biz/ for more information. # ------------------------------------------------------------------------- echo -n "Enter number : " read n # store single digit sd=0 # store number of digit sum=0 # use while loop to caclulate the sum of all digits while [ $n -gt 0 ] do sd=$(( $n % 10 )) # get Remainder n=$(( $n / 10 )) # get next digit sum=$(( $sum + $sd )) # calculate sum of digit done echo "Sum of all digit is $sum"
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Tags: bash shell, loop method, remainder, shell loops, shell program, shell script, sum of digits, sum sum, while loop ~ Last updated on: April 8, 2008
