для чего необходимы символы ухода

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

РРСіР»РeРAеиРe РgР`РРёСіРё

СРfСіРР`Сї РРAРeРfРAР` Grostyle РРСЂЂЂРР

РЂЂЂР»РР Р РСРfСіРРРЂЂЂ РРAРeРfРAРe, СіСЂЂЂРёР»Рe, РРРAерЂЂСЂЂЂ СЂЂЂРeРµРAРeерЂЂРёСїСЂЂЂ

СРfСіРР`Сї РРAРeРfРAР` Grostyle РРСЂЂЂРР

РѕРёРР¶РлрЂЂ РР ССЂЂЂРРAС РgР` РёРgРAРeлиѿРРё « Р