Hiddos

#include <a_samp>
forward CheckAdminArea();
public OnFilterScriptInit()
{
    SetTimer("CheckAdminArea",3000,1);
    return 1;
}

stock IsPlayerInArea(playerid, Float:min_x, Float:max_x, Float:min_y, Float:max_y)
{
    new Float:pos[3]; //Save his position this this triple-var.
    GetPlayerPos(playerid,pos[0],pos[1],pos[2]); //Save his X in pos[0], his Y in pos[1] and his Z in pos[2].
    if(min_x <= pos[0] && max_x >= pos[0] && min_y <= pos[1] && max_y >= pos[1]) return 1; //Checks if the player is in the area, and if so returns 1.
    return 0; //Else it returns 0.
}

public CheckAdminArea()
{
    for(new i; i < MAX_PLAYERS; i++)
    {
        if(!IsPlayerConnected(i)) continue;
        if(IsPlayerInArea(i,2082.2393,2417.5349,1203.1693,1363.7429) && !IsPlayerAdmin(i))
        {
            //Do your stuff
            SetPlayerHealth(i,0);
        }
    }
    return 1;
}