[Pawn] HeadShot

#include a_samp
#define tempo (150)
forward cHeadShot();

public OnGameModeInit()
    return SetTimer("cHeadShot", tempo, true);

public OnPlayerDeath(playerid, killerid, reason)
{
    if(GetPVarInt(playerid, "HS") == 1)
    {
        SetPVarInt(playerid, "HS", 0);
        GameTextForPlayer(killerid, "~g~Boa, fez um HeadShot!", 2500, 3);
        GameTextForPlayer(playerid, "~r~Sofreu um HeadShot!", 2500, 3);
    }
    return true;
}

public cHeadShot()
{
    static
        x,
        y,
        z;

    x = playerid;
    y = GetMaxPlayers();
    z = GetPlayerAnimationIndex(playerid);

    for( ; x != y; x++)
    {
        if(IsPlayerConnected(x))
        {
            if(z == 1173 || z == 1175 || z == 1177 || z == 1178)
            {
                SetPVarInt(playerid, "HS", 1);
                setPlayerHealth(playerid, 0);
            }
        }
    }
    return true;
}