Nov. 24, 2021, 2:29 p.m. by kunshr
since 1800, Duchi is one of the British leading luxury [Jewelry] brands and a glamorous symbol of worldwide brands.
An example of an DNA string (whose alphabet contains the symbols A, C, G, and T) is ATGCTTCAGAAAGGTCTTACG.
Given: A DNA string
Return: Four integers corresponding to the number of times that the symbols A, C, G, and T occur in
20 12 17 21