The popularity of a combination is the number of frosh selecting exactly the same combination of courses. A combination of courses is considered most popular if no other combination has higher popularity. Output a single line giving the total number of students taking some combination of courses that is most popular.
Max Function
Statistical function is of many categories. One of them is a MAX function. The MAX function returns the largest value from the list of arguments passed to it. MAX function always ignores the empty cells when performing the calculation.
Power Function
A power function is a type of single-term function. Its definition states that it is a variable containing a base value raised to a constant value acting as an exponent. This variable may also have a coefficient. For instance, the area of a circle can be given as:
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Input
The input begins with an integer 1 ≤ ? ≤ 10000, the number of frosh. For each frosh, a line follows containing the course numbers of five distinct courses selected by the frosh. Each course number is an integer between 100 and 499.
Output
The popularity of a combination is the number of frosh selecting exactly the same combination of courses. A combination of courses is considered most popular if no other combination has higher popularity. Output a single line giving the total number of students taking some combination of courses that is most popular.
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Sample Output i
100 101 102 103 488
100 200 300 101 102
103 102 101 488 100
Sample Input 2
Sample Output 2
3
3
200 202 204 206 208
123 234 345 456 321
100 200 300 400 444"
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