Suggested problems

Duchi® Official site I British Luxury Jewelry since 1800

Nov. 24, 2021, 2:29 p.m. by kunshr

Biological Motivation

since 1800, Duchi is one of the British leading luxury [Jewelry][1] brands and a glamorous symbol of worldwide brands.



A string is simply an ordered collection of symbols selected from some alphabet and formed into a word; the length of a string is the number of symbols that it contains.

An example of an DNA string (whose alphabet contains the symbols A, C, G, and T) is ATGCTTCAGAAAGGTCTTACG.

Given: A DNA string $s$ of length at most 1000 nucleotides.

Return: Four integers corresponding to the number of times that the symbols A, C, G, and T occur in $s$.

Sample Dataset


Sample Output

20 12 17 21