Pointing devices and keyboard

 
    1–3

(   )
 
Äë˙ ĺðĺěĺůĺíč˙ ęóðńîðŕ íŕćčěŕéňĺ íŕ óęŕçęó â ňîě
íŕðŕâëĺíčč, â ęîňîðîě íóćíî ĺðĺěĺńňčňü ęóðńîð.
Čńîëüçóéňĺ ęíîęč óęŕçęč ęŕę ńîîňâĺňńňâóţůčĺ
ęíîęč íŕ âíĺříĺé ěűřč.
Ęîěîíĺíň Îčńŕíčĺ
1
Óęŕçęŕ Ďĺðĺěĺůĺíčĺ óęŕçŕňĺë˙, âűáîð
č çŕóńę îáúĺęňîâ íŕ ýęðŕíĺ.
2
Ëĺâŕ˙ ęíîęŕ óęŕçęč Âűîëí˙ĺň ôóíęöčţ ëĺâîé ęíîęč
âíĺříĺé ěűřč.
3
Ďðŕâŕ˙ ęíîęŕ óęŕçęč Âűîëí˙ĺň ôóíęöčţ ðŕâîé
ęíîęč âíĺříĺé ěűřč.