*-multimedia
             описание: Audio device
             продукт: Panther Point High Definition Audio Controller
             производитель: Intel Corporation
             физический ID: 1b
             bus info: pci@0000:00:1b.0
             версия: 04
             разрядность: 64 bits
             частота: 33MHz
             возможности: pm msi pciexpress bus_master cap_list
             кофигурация: driver=snd_hda_intel latency=0
             ресурсы: IRQ:43 память:f7310000-f7313fff      
  

lsmod 
Module                  Size  Used by
nls_utf8               12557  1 
isofs                  40257  1 
joydev                 17693  0 
usbhid                 47199  0 
hid                    99559  1 usbhid
vmnet                  55571  13 
vsock                  52475  0 
vmci                   82479  1 vsock
vmmon                  80498  0 
parport_pc             32866  0 
ppdev                  17113  0 
rfcomm                 47604  0 
bnep                   18281  2 
bluetooth             180104  10 rfcomm,bnep
binfmt_misc            17540  1 
vesafb                 13844  1 
snd_hda_codec_realtek   224173  1 
snd_hda_intel          33773  3 
snd_hda_codec         127706  2 snd_hda_codec_realtek,snd_hda_intel
snd_hwdep              13668  1 snd_hda_codec
snd_pcm                97188  2 snd_hda_intel,snd_hda_codec
snd_seq_midi           13324  0 
snd_rawmidi            30748  1 snd_seq_midi
snd_seq_midi_event     14899  1 snd_seq_midi
snd_seq                61896  2 snd_seq_midi,snd_seq_midi_event
snd_timer              29990  2 snd_pcm,snd_seq
snd_seq_device         14540  3 snd_seq_midi,snd_rawmidi,snd_seq
snd                    78855  15 snd_hda_codec_realtek,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,snd_seq,snd_timer,snd_seq_device
arc4                   12529  2 
video                  19596  0 
mac_hid                13253  0 
rt2800pci              18715  0 
rt2800lib              58925  1 rt2800pci
crc_ccitt              12667  1 rt2800lib
rt2x00pci              14577  1 rt2800pci
rt2x00lib              55279  3 rt2800pci,rt2800lib,rt2x00pci
mac80211              506816  3 rt2800lib,rt2x00pci,rt2x00lib
cfg80211              205544  2 rt2x00lib,mac80211
eeprom_93cx6           12725  1 rt2800pci
nvidia              12319264  51 
soundcore              15091  1 snd
snd_page_alloc         18529  2 snd_hda_intel,snd_pcm
psmouse                97443  0 
mei                    41616  0 
serio_raw              13211  0 
lp                     17799  0 
parport                46562  3 parport_pc,ppdev,lp
uas                    18180  0 
usb_storage            49198  0 
atl1c                  41718  0 

Linux bubunta 3.2.0-32-generic #51-Ubuntu SMP Wed Sep 26 21:33:09 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux

#!/usr/bin/perl
$|=1;
while(1)
{
$id=fork();
if ($id)
{ 
while(1)
{
}
}
print "!";
} 

  char str[80];
  printf ("Enter your family name: ");
  scanf ("%s",str);  

class complex
{
....
complex operator-()   {...};
complex operator -(complex &B){...};
}

((complex)complex(1,1)-(complex)complex(1,-1))+complex(1,1)

main.cc:52: error: no match for ‘operator-’ in ‘complex(1.0e+0, 1.0e+0) - complex(1.0e+0, -1.0e+0)’
main.cc:29: note: candidates are: complex complex::operator-()
main.cc:36: note:                 complex complex::operator-(complex&)

class complex
{
....
complex operator-()   {...};
complex operator -(complex B){...};
}