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# Highest Score

Problem Description

You are given a 2D string array A of dimensions N x 2,
where each row consists of two strings: first is the name of the student, second is their marks.

You have to find the maximum average mark. If it is a floating point, round it down to the nearest integer less than or equal to the number.

Problem Constraints
1 <= N <= 105

Input Format
The first argument is a 2D string array A.

Output Format
Return a single integer which is the highest average mark.

Example Input
Input 1:

``````A = [["Bob", "80"], ["Bob", "90"], ["Alice", "90"]]
``````

Input 2:

``````A = [["Bob", "80"], ["Bob", "90"], ["Alice", "90"], ["Alice", "10"]]
``````

Example Output
Output 1:

``````90
``````

Output 2:

``````85
``````

Example Explanation
Explanation 1:

``Alice has the highest average with 90 marks.``

Explanation 2:

``````Bob has the highest average with 85 marks.
``````

NOTE: You only need to implement the given function. Do not read input, instead use the arguments to the function. Do not print the output, instead return values as specified. Still have a question? Checkout Sample Codes for more details.
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