Среден успех
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using System; namespace sredenuspeh { class Program { static void Main(string[] args) { string[] students = { "Васил", "Даниел", "Божидарда" }; string[] subjects = { "БЕЛ", "МАТ", "ИТ" }; int[,] marks = new int[students.Length, subjects.Length]; for (int i = 0; i < students.Length; i++) { Console.WriteLine("Въведи оценки за " + students[i]); for (int j = 0; j < students.Length; j++) { Console.Write(subjects[j] + ": "); marks[i, j] = int.Parse(Console.ReadLine()); } } for (int j = 0; j < subjects.Length; j++) { int sum = 0; for (int i = 0; i < students.Length; i++) { sum += marks[i, j]; } Console.WriteLine("Среден успех по {0} {1:f2}", subjects[0], (double)sum / students.Length); } } } }