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Counting the Counts

By shojib_mu · Limits 1s, 256 MB

Salam is a school teacher. He takes ICT of class 8th. The head of the school wants to know how many students have got A+ in ICT. After calculating two times, he gets two different results. He becomes confused about the number of students who have got A+ in ICT. As a programmer, can you help him?

Now you have to find out that, how many students have got A+ in ICT?

We will consider A+ if a student get more than or equal to 80 marks.

Input

The first line of the input contains a single integer N (1 ≤ N ≤ 100) denoting the number of student.

The second line contains N space-separated integers  A1, A2, …, AN (0 ≤ Ai ≤ 100).

Output

Print a single integer with a new line, the number of students who have got A+ in ICT.

Sample

InputOutput
5
80 89 79 100 55

3


Discussion
Statistics

99% Solution Ratio

emrul_muEarliest, 3M ago

emrul_muFastest, 0.0s

emrul_muLightest, 0 B

FahimSifnatulShortest, 54B

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