Derby cmd

new str[256];
new pname[20];
new NameDerby[20];
new NotDerby[MAX_PLAYERS] [20];
if(strcmp(cmdtext,"/derby", true) == 0)
{
if(InDerby[playerid] == 1)
{
SendClientMessage(playerid, COLOR_RED, "Vous êtes déjà au Derby !");
}
else
{
SetPlayerPos(playerid, -1394.20, 987.62, 1023.96);
SetPlayerInterior(playerid, 15);
GetPlayerName(playerid, NotDerby[playerid], 20);
GetPlayerName(playerid, pname, 20);
format (NameDerby, sizeof (NameDerby), "Derby_%s", pname);
SetPlayerName (playerid, NameDerby);
format(str, 256, " %s est au Derby, pour le rejoindre /derby ! ", pname);
SendClientMessageToAll( COLOR_BLUE,str);
SendClientMessage(playerid, 0xFED530FF, "Bienvenue au Derby, Enjoy =D");
InDerby[playerid] = 1;
return 1;
}}

if(strcmp(cmdtext,"/derby quit", true) == 0)
{
if(InDerby[playerid] == 0)
{
SendClientMessage(playerid, COLOR_RED, "Vous n'êtes pas au Derby !");
}
else
{
SetPlayerPos(playerid, 1920.1563,-1402.3129,13.5703);
SetPlayerInterior(playerid, 15);
SendClientMessage(playerid, 0xFED530FF, "Vous avez quittez le Derby");
GetPlayerName(playerid, pname, 20);
SetPlayerName(playerid, NotDerby[playerid]);
format(str, 256, " %s a quittez le Derby ! ", NotDerby[playerid]);
SendClientMessageToAll( COLOR_BLUE,str);
InDerby[playerid] = 0;
return 1;
}}