$cron->add_entry("* * * * * 0-50/10", \&subroutine_name_0, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9); 
$cron->add_entry("* * * * * 1-51/10", \&subroutine_name_1, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 2-52/10", \&subroutine_name_2, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 3-53/10", \&subroutine_name_3, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 4-54/10", \&subroutine_name_4, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 5-55/10", \&subroutine_name_5, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 6-56/10", \&subroutine_name_6, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 7-57/10", \&subroutine_name_7, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);
$cron->add_entry("* * * * * 8-58/10", \&subroutine_name_8, $param1, $param2, $param3, $param4, $param5, $param6, $param7, $param8, $param9);