new LastDeath[ MAX_PLAYERS ];
new DeathSpam[ MAX_PLAYERS char ];

public OnPlayerDeath(playerid, killerid, reason)
{
    new time = gettime( );
    switch( time - LastDeath[ playerid ] )
    {
        case 0 .. 3:
        {
            DeathSpam{ playerid }++;
            if( DeathSpam{ playerid } == 3 )
            {
                BanEx( playerid, "Fake-kill" );
                return 1;
            }
        }
        default: DeathSpam{ playerid } = 0;
    }
    LastDeath[ playerid ] = time;
    return 1;
}

C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(18) : error 017: undefined symbol "MAX_PLAYERS"
C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(18) : error 009: invalid array size (negative, zero or out of bounds)
C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(19) : error 017: undefined symbol "MAX_PLAYERS"
C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(19) : error 008: must be a constant expression; assumed zero
C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(19) : error 009: invalid array size (negative, zero or out of bounds)
C:\Users\Analia\Desktop\BmcV2.0\gamemodes\BRT.pwn(19) : fatal error 107: too many error messages on one line

new LastDeath[ MAX_PLAYERS ];
new DeathSpam[ MAX_PLAYERS char ];

#define MAX_PLAYERS  100    // Geralmente eu coloco sempre 50 amais.