#! /bin/sh

if
  [ "$1" = "--help" -o $# -eq 0 ] #Ha "--help" az elso parameter vagy (-o) nincs parameter
then
  echo Usage: osszead [params]
  echo \(Adds together up to 10 numbers.\)
  exit
fi

if
  [ $# -gt 10 ]
then
  echo Too many parameters! \($#\) Exiting...
  exit
fi

for i in $@
do
  #if [ "$i" -le 10 ]
  #then
    let result+=$i
  #fi
done
echo $result