[COD]: Sistema de contagem progressiva

#include <a_samp>

new Contar = 5;
public OnPlayerCommandText(playerid, cmdtext[])
{
    if(!strcmp(cmdtext,"/contagem", true))
    {
        StartCount(playerid);
        return 1;
    }
    return 0;
}

forward StartCount(p);
public StartCount(p)
{
    static
        Float: _X,
        Float: _Y,
        Float: _Z,
        _str[100]
    ;
    GetPlayerPos(p, Float:_X, Float:_Y, Float:_Z);
    format(_str, sizeof(_str),"%d", Contar);
    if(Contar == 0)
    {
        for(new i; i <= MAX_PLAYERS; ++i)
        {
            if(IsPlayerConnected(i))
            {
                if(IsPlayerInRangeOfPoint(i, 5.0,Float:_X, Float:_Y, Float:_Z))
                {
                    GameTextForPlayer(i, "~g~Go Go Go!",2500, 3);
                }
            }
        }
        return Contar=5, true;
    }
    for(new i; i <= MAX_PLAYERS; ++i)
    {
        if(IsPlayerConnected(i))
        {
            if(IsPlayerInRangeOfPoint(i, 5.0,Float:_X, Float:_Y, Float:_Z))
            {
                GameTextForPlayer(i, _str,2500, 3);
                SetTimerEx("StartCount", 1000, false, "id",i,Contar);
            }
        }
    }
    return Contar--;
}