#!/bin/csh
# addcol - add a column of numbers
# synopsis   addcol filename
#     
#    filename  a file containing one integer per line
#              eg. 
#              72
#              9888832
#              9921
#              12

set sum = 0
foreach number (`cat $<`)
  echo $number
  @ sum = $sum + $number
end
echo $sum
