:

if(test $# -ne 2) then
   echo ERROR!. $0 need 2 parameters:
   echo "     1.  p1"
   echo "     2.  p2"
      exit 200
else
   ./n_calchep -blind "[{[[{$1{[{$2{}0"
   err=$?; if(test $err -ne 0) then exit $err; fi
fi 
