[oSAINTo]

Код:

public OnPlayerDisconnect(playerid, reason)
{
    new name[MAX_PLAYER_NAME], string[64+MAX_PLAYER_NAME];
    GetPlayerName(playerid, name, sizeof(name));
 
    format(string, sizeof(string), "[ADMIN] %s has disconnected from the server.", name);
	if(PlayerInfo[playerid][pAdmin] >= 1)
	{
		SendClientMessage(0xC4C4C4FF, string);
	}
    return 1;
}

public OnPlayerConnect(playerid, reason)
{
    new name[MAX_PLAYER_NAME], string[64+MAX_PLAYER_NAME];
    GetPlayerName(playerid, name, sizeof(name));
 
    format(string, sizeof(string), "[ADMIN] %s has joined the server.", name);
	if(PlayerInfo[playerid][pAdmin] >= 1)
	{
		SendClientMessage(0xC4C4C4FF, string);
	}
    return 1;
}

Change: PlayerInfo[playerid][pAdmin] to however you save it in your script.