اكتب برنامج بلغة ++C باستخدام مفهوم Friend class & Friend function Using concept (Friend class) create two classes first class FA and second class SB = (FA*SB) %3D المطلوب حاصل ضرب قيمتين مدخله من FA& SB واظهار النتيجه من خلال دالة الرئيسية )main (

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