Maround

Function:

 * number maround(range, monsterName1, monsterName2, ...)

Parameters:

 * [optional] range - range in SQM; default: 7 (whole screen)
 * [optional] monsterName1 - count only monsters with given names; if no names are given, count all monsters
 * [optional] monsterName2 - count only monsters with given names; if no names are given, count all monsters
 * [optional] ... - count only monsters with given names; if no names are given, count all monsters

Return value:

 * This function return number of creatures found on the screen.

Description:

 * This function can take several configurations of parameters. Below are possible usages of this function:

1. No parameters: maround

 * In this configuration functions return number of any monsters visible on screen.

2. maround(range)

 * In this configuration functions return number of monsters in given range of SQMs around the player.

3. maround(range, monsterName1, monsterName2, ...)

 * In this configuration functions return number of monsters ONLY WITH GIVEN NAMES standing in given range of SQM.