Лимит времени 2000/4000/4000/4000 мс. Лимит памяти 65000/65000/65000/65000 Кб.
Question by Ibrahim Mesecan.
Class Average (3 Grades)
Question:
You will be given 3 marks of n students. First calculate average of n students where
student averages are rounded to the nearest integer. Then your program will calculate the class average.
Input specification
At the beginning, you will be given an integer n where 0 ≤ n ≤ 1000
Then, you will be given three integer numbers (m1, m2, m3) for n students
where each of the mark is an integer between 0 and 100.
Output specification
Show one floating point number with 3 digits after the floating point.
Sample Input I
5
87 87 95
55 90 52
52 62 51
71 100 76
49 93 92
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Sample Input II
8
47 65 92
71 37 57
30 98 96
79 21 30
94 55 65
75 39 37
55 90 62
67 62 81
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Sample Output I
74.2
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Sample Output II
62.625
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Для отправки решений необходимо выполнить вход.
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