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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
In Java random test is wrong rounding
for the input 4145 is result 1467.3550763 and its rounded to 1467.36
But the randomTest expect 1467.35
IntStream has method avrerage(), so it should by solved by: Arrays.stream(i).average()
Its better to use BigDecimal.valueOf(double)
Java 8 and IntelliJ suported it
Is it a good practice to modify imput parameter? I thing no...